1. 2023 ICD-10-CM Index
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2. 'F' Terms
›
3. Index Terms Starting With 'F' (Fever)

Index Terms Starting With 'F' (Fever)

• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9

  ICD-10-CM Diagnosis Code R50.9

  Fever, unspecified

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

  Applicable To

  • Fever NOS
  • Fever of unknown origin [FUO]
  • Fever with chills
  • Fever with rigors
  • Hyperpyrexia NOS
  • Persistent fever
  • Pyrexia NOS

  • abortus A23.1
    ICD-10-CM Diagnosis Code A23.1

    Brucellosis due to Brucella abortus

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Aden A90
    (dengue)
    ICD-10-CM Diagnosis Code A90

    Dengue fever [classical dengue]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • dengue hemorrhagic fever (A91)
  • African tick bite A77.8
    ICD-10-CM Diagnosis Code A77.8

    Other spotted fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Rickettsia 364D/R. philipii (Pacific Coast tick fever)
    • Spotted fever due to Rickettsia africae (African tick bite fever)
    • Spotted fever due to Rickettsia parkeri
  • African tick-borne A68.1
    ICD-10-CM Diagnosis Code A68.1

    Tick-borne relapsing fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
  • American
    • mountain A93.2
      (tick)
      ICD-10-CM Diagnosis Code A93.2

      Colorado tick fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • spotted A77.0
      ICD-10-CM Diagnosis Code A77.0

      Spotted fever due to Rickettsia rickettsii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rocky Mountain spotted fever
      • Sao Paulo fever
  • aphthous B08.8
    ICD-10-CM Diagnosis Code B08.8

    Other specified viral infections characterized by skin and mucous membrane lesions

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Enteroviral lymphonodular pharyngitis
    • Foot-and-mouth disease
    • Poxvirus NEC
  • arbovirus, arboviral A94
    ICD-10-CM Diagnosis Code A94

    Unspecified arthropod-borne viral fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Arboviral fever NOS
    • Arbovirus infection NOS
    • hemorrhagic A94
      ICD-10-CM Diagnosis Code A94

      Unspecified arthropod-borne viral fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Arboviral fever NOS
      • Arbovirus infection NOS
    • specified NEC A93.8
      ICD-10-CM Diagnosis Code A93.8

      Other specified arthropod-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Piry virus disease
      • Vesicular stomatitis virus disease [Indiana fever]
  • Argentinian hemorrhagic A96.0
    ICD-10-CM Diagnosis Code A96.0

    Junin hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Argentinian hemorrhagic fever
  • Assam B55.0
    ICD-10-CM Diagnosis Code B55.0

    Visceral leishmaniasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Kala-azar
    • Post-kala-azar dermal leishmaniasis
  • Australian Q A78
    ICD-10-CM Diagnosis Code A78

    Q fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Infection due to Coxiella burnetii
    • Nine Mile fever
    • Quadrilateral fever
  • Bangkok hemorrhagic A91
    ICD-10-CM Diagnosis Code A91

    Dengue hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Barmah forest A92.8
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Bartonella A44.0
    ICD-10-CM Diagnosis Code A44.0

    Systemic bartonellosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Oroya fever
  • bilious, hemoglobinuric B50.8
    ICD-10-CM Diagnosis Code B50.8

    Other severe and complicated Plasmodium falciparum malaria

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Severe or complicated Plasmodium falciparum malaria NOS
  • blackwater B50.8
    ICD-10-CM Diagnosis Code B50.8

    Other severe and complicated Plasmodium falciparum malaria

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Severe or complicated Plasmodium falciparum malaria NOS
  • blister B00.1
    ICD-10-CM Diagnosis Code B00.1

    Herpesviral vesicular dermatitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Herpes simplex facialis
    • Herpes simplex labialis
    • Herpes simplex otitis externa
    • Vesicular dermatitis of ear
    • Vesicular dermatitis of lip
  • Bolivian hemorrhagic A96.1
    ICD-10-CM Diagnosis Code A96.1

    Machupo hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Bolivian hemorrhagic fever
  • Bonvale dam T73.3
    ICD-10-CM Diagnosis Code T73.3

    Exhaustion due to excessive exertion

    2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code

    Applicable To

    • Exhaustion due to overexertion
  • boutonneuse A77.1
    ICD-10-CM Diagnosis Code A77.1

    Spotted fever due to Rickettsia conorii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • African tick typhus
    • Boutonneuse fever
    • India tick typhus
    • Kenya tick typhus
    • Marseilles fever
    • Mediterranean tick fever
  • brain - see Encephalitis
  • Brazilian purpuric A48.4
    ICD-10-CM Diagnosis Code A48.4

    Brazilian purpuric fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Systemic Hemophilus aegyptius infection
  • breakbone A90
    ICD-10-CM Diagnosis Code A90

    Dengue fever [classical dengue]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • dengue hemorrhagic fever (A91)
  • Bullis A77.0
    ICD-10-CM Diagnosis Code A77.0

    Spotted fever due to Rickettsia rickettsii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Rocky Mountain spotted fever
    • Sao Paulo fever
  • Bunyamwera A92.8
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Burdwan B55.0
    ICD-10-CM Diagnosis Code B55.0

    Visceral leishmaniasis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Kala-azar
    • Post-kala-azar dermal leishmaniasis
  • Bwamba A92.8
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Cameroon - see Malaria
  • Canton A75.9
    ICD-10-CM Diagnosis Code A75.9

    Typhus fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Typhus (fever) NOS
  • cat-scratch A28.1
    ICD-10-CM Diagnosis Code A28.1

    Cat-scratch disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Cat-scratch fever
  • catarrhal (acute) J00
    ICD-10-CM Diagnosis Code J00

    Acute nasopharyngitis [common cold]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Acute rhinitis
    • Coryza (acute)
    • Infective nasopharyngitis NOS
    • Infective rhinitis
    • Nasal catarrh, acute
    • Nasopharyngitis NOS

    Type 1 Excludes

    • acute pharyngitis (J02.-)
    • acute sore throat NOS (J02.9)
    • influenza virus with other respiratory manifestations (J09.X2, J10.1, J11.1)
    • pharyngitis NOS (J02.9)
    • rhinitis NOS (J31.0)
    • sore throat NOS (J02.9)

    Type 2 Excludes

    • allergic rhinitis (J30.1-J30.9)
    • chronic pharyngitis (J31.2)
    • chronic rhinitis (J31.0)
    • chronic sore throat (J31.2)
    • nasopharyngitis, chronic (J31.1)
    • vasomotor rhinitis (J30.0)
    • chronic J31.0
      ICD-10-CM Diagnosis Code J31.0

      Chronic rhinitis

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Atrophic rhinitis (chronic)
      • Granulomatous rhinitis (chronic)
      • Hypertrophic rhinitis (chronic)
      • Obstructive rhinitis (chronic)
      • Ozena
      • Purulent rhinitis (chronic)
      • Rhinitis (chronic) NOS
      • Ulcerative rhinitis (chronic)

      Type 1 Excludes

      • allergic rhinitis (J30.1-J30.9)
      • vasomotor rhinitis (J30.0)
  • Central Asian hemorrhagic A98.0
    ICD-10-CM Diagnosis Code A98.0

    Crimean-Congo hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Central Asian hemorrhagic fever
  • cerebral - see Encephalitis
  • cerebrospinal meningococcal A39.0
    ICD-10-CM Diagnosis Code A39.0

    Meningococcal meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Chagres B50.9
    ICD-10-CM Diagnosis Code B50.9

    Plasmodium falciparum malaria, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Chandipura A92.8
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Changuinola A93.1
    ICD-10-CM Diagnosis Code A93.1

    Sandfly fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Pappataci fever
    • Phlebotomus fever
  • Charcot's (biliary) (hepatic) (intermittent) - see Calculus, bile duct
  • Chikungunya A92.0
    (viral) (hemorrhagic)
    ICD-10-CM Diagnosis Code A92.0

    Chikungunya virus disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Chikungunya (hemorrhagic) fever
  • Chitral A93.1
    ICD-10-CM Diagnosis Code A93.1

    Sandfly fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Pappataci fever
    • Phlebotomus fever
  • Colombo - see Fever, paratyphoid
  • Colorado tick A93.2
    (virus)
    ICD-10-CM Diagnosis Code A93.2

    Colorado tick fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • congestive (remittent) - see Malaria
  • Congo virus A98.0
    ICD-10-CM Diagnosis Code A98.0

    Crimean-Congo hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Central Asian hemorrhagic fever
  • continued malarial B50.9
    ICD-10-CM Diagnosis Code B50.9

    Plasmodium falciparum malaria, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Corsican - see Malaria
  • Crimean-Congo hemorrhagic A98.0
    ICD-10-CM Diagnosis Code A98.0

    Crimean-Congo hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Central Asian hemorrhagic fever
  • Cyprus - see Brucellosis
  • dandy A90
    ICD-10-CM Diagnosis Code A90

    Dengue fever [classical dengue]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • dengue hemorrhagic fever (A91)
  • deer fly - see Tularemia
  • dengue (virus) A90
    ICD-10-CM Diagnosis Code A90

    Dengue fever [classical dengue]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • dengue hemorrhagic fever (A91)
    • hemorrhagic A91
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • sandfly A93.1
      ICD-10-CM Diagnosis Code A93.1

      Sandfly fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Pappataci fever
      • Phlebotomus fever
  • desert B38.0
    ICD-10-CM Diagnosis Code B38.0

    Acute pulmonary coccidioidomycosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • drug induced R50.2
    ICD-10-CM Diagnosis Code R50.2

    Drug induced fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • postvaccination (postimmunization) fever (R50.83)

    Use Additional

    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • due to
    • conditions classified elsewhere R50.81
      ICD-10-CM Diagnosis Code R50.81

      Fever presenting with conditions classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code

      Code First

      • underlying condition when associated fever is present, such as with:
      • leukemia (C91-C95)
      • neutropenia (D70.-)
      • sickle-cell disease (D57.-)
    • heat T67.01
      ICD-10-CM Diagnosis Code T67.01

      Heatstroke and sunstroke

      2020 - New Code 2021 2022 2023 Non-Billable/Non-Specific Code

      Applicable To

      • Heat apoplexy
      • Heat pyrexia
      • Siriasis
      • Thermoplegia
  • enteric A01.00
    ICD-10-CM Diagnosis Code A01.00

    Typhoid fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • enteroviral exanthematous A88.0
    (Boston exanthem)
    ICD-10-CM Diagnosis Code A88.0

    Enteroviral exanthematous fever [Boston exanthem]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • ephemeral R50.9
    (of unknown origin)
    ICD-10-CM Diagnosis Code R50.9

    Fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
  • epidemic hemorrhagic A98.5
    ICD-10-CM Diagnosis Code A98.5

    Hemorrhagic fever with renal syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic hemorrhagic fever
    • Korean hemorrhagic fever
    • Russian hemorrhagic fever
    • Hantaan virus disease
    • Hantavirus disease with renal manifestations
    • Nephropathia epidemica
    • Songo fever

    Type 1 Excludes

    • hantavirus (cardio)-pulmonary syndrome (B33.4)
  • erysipelatous - see Erysipelas
  • estivo-autumnal B50.9
    (malarial)
    ICD-10-CM Diagnosis Code B50.9

    Plasmodium falciparum malaria, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • famine A75.0
    ICD-10-CM Diagnosis Code A75.0

    Epidemic louse-borne typhus fever due to Rickettsia prowazekii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Classical typhus (fever)
    • Epidemic (louse-borne) typhus
  • five day A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • following delivery O86.4
    ICD-10-CM Diagnosis Code O86.4

    Pyrexia of unknown origin following delivery

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx

    Applicable To

    • Puerperal infection NOS following delivery
    • Puerperal pyrexia NOS following delivery

    Type 2 Excludes

    • pyrexia during labor (O75.2)
  • Fort Bragg A27.89
    ICD-10-CM Diagnosis Code A27.89

    Other forms of leptospirosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • gastroenteric A01.00
    ICD-10-CM Diagnosis Code A01.00

    Typhoid fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • gastromalarial - see Malaria
  • Gibraltar - see Brucellosis
  • glandular - see Mononucleosis, infectious
  • Guama A92.8
    (viral)
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Haverhill A25.1
    ICD-10-CM Diagnosis Code A25.1

    Streptobacillosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic arthritic erythema
    • Haverhill fever
    • Streptobacillary rat-bite fever
  • hay (allergic) J30.1
    ICD-10-CM Diagnosis Code J30.1

    Allergic rhinitis due to pollen

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Allergy NOS due to pollen
    • Hay fever
    • Pollinosis
    • due to
      • allergen other than pollen J30.89
        ICD-10-CM Diagnosis Code J30.89

        Other allergic rhinitis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Perennial allergic rhinitis
      • pollen, any plant or tree J30.1
        ICD-10-CM Diagnosis Code J30.1

        Allergic rhinitis due to pollen

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Allergy NOS due to pollen
        • Hay fever
        • Pollinosis
    • with asthma (bronchial) J45.909
      ICD-10-CM Diagnosis Code J45.909

      Unspecified asthma, uncomplicated

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Asthma NOS

      Type 2 Excludes

      • lung diseases due to external agents (J60-J70)
      • with
        • exacerbation J45.901
          (acute)
          ICD-10-CM Diagnosis Code J45.901

          Unspecified asthma with (acute) exacerbation

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
        • status asthmaticus J45.902
          ICD-10-CM Diagnosis Code J45.902

          Unspecified asthma with status asthmaticus

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • heat T67.01
    (effects)
    ICD-10-CM Diagnosis Code T67.01

    Heatstroke and sunstroke

    2020 - New Code 2021 2022 2023 Non-Billable/Non-Specific Code

    Applicable To

    • Heat apoplexy
    • Heat pyrexia
    • Siriasis
    • Thermoplegia
  • hematuric, bilious B50.8
    ICD-10-CM Diagnosis Code B50.8

    Other severe and complicated Plasmodium falciparum malaria

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Severe or complicated Plasmodium falciparum malaria NOS
  • hemoglobinuric B50.8
    (malarial) (bilious)
    ICD-10-CM Diagnosis Code B50.8

    Other severe and complicated Plasmodium falciparum malaria

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Severe or complicated Plasmodium falciparum malaria NOS
  • hemorrhagic (arthropod-borne) A94
    ICD-10-CM Diagnosis Code A94

    Unspecified arthropod-borne viral fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Arboviral fever NOS
    • Arbovirus infection NOS
    • arenaviral A96.9
      ICD-10-CM Diagnosis Code A96.9

      Arenaviral hemorrhagic fever, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • specified NEC A96.8
        ICD-10-CM Diagnosis Code A96.8

        Other arenaviral hemorrhagic fevers

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Argentinian A96.0
      ICD-10-CM Diagnosis Code A96.0

      Junin hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Argentinian hemorrhagic fever
    • Bangkok A91
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Bolivian A96.1
      ICD-10-CM Diagnosis Code A96.1

      Machupo hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Bolivian hemorrhagic fever
    • Central Asian A98.0
      ICD-10-CM Diagnosis Code A98.0

      Crimean-Congo hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Central Asian hemorrhagic fever
    • Chikungunya A92.0
      ICD-10-CM Diagnosis Code A92.0

      Chikungunya virus disease

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Chikungunya (hemorrhagic) fever
    • Crimean-Congo A98.0
      ICD-10-CM Diagnosis Code A98.0

      Crimean-Congo hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Central Asian hemorrhagic fever
    • dengue A91
      (virus)
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • epidemic A98.5
      ICD-10-CM Diagnosis Code A98.5

      Hemorrhagic fever with renal syndrome

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Epidemic hemorrhagic fever
      • Korean hemorrhagic fever
      • Russian hemorrhagic fever
      • Hantaan virus disease
      • Hantavirus disease with renal manifestations
      • Nephropathia epidemica
      • Songo fever

      Type 1 Excludes

      • hantavirus (cardio)-pulmonary syndrome (B33.4)
    • Junin A96.0
      (virus)
      ICD-10-CM Diagnosis Code A96.0

      Junin hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Argentinian hemorrhagic fever
    • Korean A98.5
      ICD-10-CM Diagnosis Code A98.5

      Hemorrhagic fever with renal syndrome

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Epidemic hemorrhagic fever
      • Korean hemorrhagic fever
      • Russian hemorrhagic fever
      • Hantaan virus disease
      • Hantavirus disease with renal manifestations
      • Nephropathia epidemica
      • Songo fever

      Type 1 Excludes

      • hantavirus (cardio)-pulmonary syndrome (B33.4)
    • Kyasanur forest A98.2
      ICD-10-CM Diagnosis Code A98.2

      Kyasanur Forest disease

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Machupo A96.1
      (virus)
      ICD-10-CM Diagnosis Code A96.1

      Machupo hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Bolivian hemorrhagic fever
    • mite-borne A93.8
      ICD-10-CM Diagnosis Code A93.8

      Other specified arthropod-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Piry virus disease
      • Vesicular stomatitis virus disease [Indiana fever]
    • mosquito-borne A92.8
      ICD-10-CM Diagnosis Code A92.8

      Other specified mosquito-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Omsk A98.1
      ICD-10-CM Diagnosis Code A98.1

      Omsk hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Philippine A91
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Russian A98.5
      ICD-10-CM Diagnosis Code A98.5

      Hemorrhagic fever with renal syndrome

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Epidemic hemorrhagic fever
      • Korean hemorrhagic fever
      • Russian hemorrhagic fever
      • Hantaan virus disease
      • Hantavirus disease with renal manifestations
      • Nephropathia epidemica
      • Songo fever

      Type 1 Excludes

      • hantavirus (cardio)-pulmonary syndrome (B33.4)
    • Singapore A91
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Southeast Asia A91
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Thailand A91
      ICD-10-CM Diagnosis Code A91

      Dengue hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • tick-borne NEC A93.8
      ICD-10-CM Diagnosis Code A93.8

      Other specified arthropod-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Piry virus disease
      • Vesicular stomatitis virus disease [Indiana fever]
    • viral A99
      ICD-10-CM Diagnosis Code A99

      Unspecified viral hemorrhagic fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • specified NEC A98.8
        ICD-10-CM Diagnosis Code A98.8

        Other specified viral hemorrhagic fevers

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • with renal syndrome A98.5
      ICD-10-CM Diagnosis Code A98.5

      Hemorrhagic fever with renal syndrome

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Epidemic hemorrhagic fever
      • Korean hemorrhagic fever
      • Russian hemorrhagic fever
      • Hantaan virus disease
      • Hantavirus disease with renal manifestations
      • Nephropathia epidemica
      • Songo fever

      Type 1 Excludes

      • hantavirus (cardio)-pulmonary syndrome (B33.4)
  • hepatic - see Cholecystitis
  • herpetic - see Herpes
  • icterohemorrhagic A27.0
    ICD-10-CM Diagnosis Code A27.0

    Leptospirosis icterohemorrhagica

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Leptospiral or spirochetal jaundice (hemorrhagic)
    • Weil's disease
  • Indiana A93.8
    ICD-10-CM Diagnosis Code A93.8

    Other specified arthropod-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Piry virus disease
    • Vesicular stomatitis virus disease [Indiana fever]
  • infective B99.9
    ICD-10-CM Diagnosis Code B99.9

    Unspecified infectious disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • specified NEC B99.8
      ICD-10-CM Diagnosis Code B99.8

      Other infectious disease

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • intermittent (bilious) - see also Malaria
    • of unknown origin R50.9
      ICD-10-CM Diagnosis Code R50.9

      Fever, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Fever NOS
      • Fever of unknown origin [FUO]
      • Fever with chills
      • Fever with rigors
      • Hyperpyrexia NOS
      • Persistent fever
      • Pyrexia NOS
    • pernicious B50.9
      ICD-10-CM Diagnosis Code B50.9

      Plasmodium falciparum malaria, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • iodide R50.2
    ICD-10-CM Diagnosis Code R50.2

    Drug induced fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • postvaccination (postimmunization) fever (R50.83)

    Use Additional

    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • Japanese river A75.3
    ICD-10-CM Diagnosis Code A75.3

    Typhus fever due to Rickettsia tsutsugamushi

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Scrub (mite-borne) typhus
    • Tsutsugamushi fever
    • Typhus fever due to Orientia Tsutsugamushi (scrub typhus)
  • jungle - see also Malaria
    • yellow A95.0
      ICD-10-CM Diagnosis Code A95.0

      Sylvatic yellow fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Jungle yellow fever
  • Junin A96.0
    (virus)
    ICD-10-CM Diagnosis Code A96.0

    Junin hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Argentinian hemorrhagic fever
  • Katayama B65.2
    ICD-10-CM Diagnosis Code B65.2

    Schistosomiasis due to Schistosoma japonicum

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Asiatic schistosomiasis
  • kedani A75.3
    ICD-10-CM Diagnosis Code A75.3

    Typhus fever due to Rickettsia tsutsugamushi

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Scrub (mite-borne) typhus
    • Tsutsugamushi fever
    • Typhus fever due to Orientia Tsutsugamushi (scrub typhus)
  • Kenya A77.1
    (tick)
    ICD-10-CM Diagnosis Code A77.1

    Spotted fever due to Rickettsia conorii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • African tick typhus
    • Boutonneuse fever
    • India tick typhus
    • Kenya tick typhus
    • Marseilles fever
    • Mediterranean tick fever
  • Kew Garden A79.1
    ICD-10-CM Diagnosis Code A79.1

    Rickettsialpox due to Rickettsia akari

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Kew Garden fever
    • Vesicular rickettsiosis
  • Korean hemorrhagic A98.5
    ICD-10-CM Diagnosis Code A98.5

    Hemorrhagic fever with renal syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic hemorrhagic fever
    • Korean hemorrhagic fever
    • Russian hemorrhagic fever
    • Hantaan virus disease
    • Hantavirus disease with renal manifestations
    • Nephropathia epidemica
    • Songo fever

    Type 1 Excludes

    • hantavirus (cardio)-pulmonary syndrome (B33.4)
  • Lassa A96.2
    ICD-10-CM Diagnosis Code A96.2

    Lassa fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Lone Star A77.0
    ICD-10-CM Diagnosis Code A77.0

    Spotted fever due to Rickettsia rickettsii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Rocky Mountain spotted fever
    • Sao Paulo fever
  • Machupo A96.1
    (virus)
    ICD-10-CM Diagnosis Code A96.1

    Machupo hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Bolivian hemorrhagic fever
  • malaria, malarial - see Malaria
  • Malta A23.9
    ICD-10-CM Diagnosis Code A23.9

    Brucellosis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Marseilles A77.1
    ICD-10-CM Diagnosis Code A77.1

    Spotted fever due to Rickettsia conorii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • African tick typhus
    • Boutonneuse fever
    • India tick typhus
    • Kenya tick typhus
    • Marseilles fever
    • Mediterranean tick fever
  • marsh - see Malaria
  • Mayaro A92.8
    (viral)
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Mediterranean A23.9
    - see also Brucellosis
    ICD-10-CM Diagnosis Code A23.9

    Brucellosis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • familial M04.1
      ICD-10-CM Diagnosis Code M04.1

      Periodic fever syndromes

      2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Familial Mediterranean fever
      • Hyperimmunoglobin D syndrome
      • Mevalonate kinase deficiency
      • Tumor necrosis factor receptor associated periodic syndrome [TRAPS]
    • tick A77.1
      ICD-10-CM Diagnosis Code A77.1

      Spotted fever due to Rickettsia conorii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • African tick typhus
      • Boutonneuse fever
      • India tick typhus
      • Kenya tick typhus
      • Marseilles fever
      • Mediterranean tick fever
  • meningeal - see Meningitis
  • Meuse A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • Mexican A75.2
    ICD-10-CM Diagnosis Code A75.2

    Typhus fever due to Rickettsia typhi

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Murine (flea-borne) typhus
  • mianeh A68.1
    ICD-10-CM Diagnosis Code A68.1

    Tick-borne relapsing fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
  • miasmatic - see Malaria
  • mosquito-borne (viral) A92.9
    ICD-10-CM Diagnosis Code A92.9

    Mosquito-borne viral fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • hemorrhagic A92.8
      ICD-10-CM Diagnosis Code A92.8

      Other specified mosquito-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • mountain - see also Brucellosis
    • meaning Rocky Mountain spotted fever A77.0
      ICD-10-CM Diagnosis Code A77.0

      Spotted fever due to Rickettsia rickettsii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rocky Mountain spotted fever
      • Sao Paulo fever
    • tick A93.2
      (American) (Colorado) (viral)
      ICD-10-CM Diagnosis Code A93.2

      Colorado tick fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Mucambo A92.8
    (viral)
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • mud A27.9
    ICD-10-CM Diagnosis Code A27.9

    Leptospirosis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Neapolitan - see Brucellosis
  • neutropenic D70.9
    ICD-10-CM Diagnosis Code D70.9

    Neutropenia, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • newborn P81.9
    ICD-10-CM Diagnosis Code P81.9

    Disturbance of temperature regulation of newborn, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Code on Newborn Record

    Applicable To

    • Fever of newborn NOS
    • environmental P81.0
      ICD-10-CM Diagnosis Code P81.0

      Environmental hyperthermia of newborn

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Code on Newborn Record
  • Nine-Mile A78
    ICD-10-CM Diagnosis Code A78

    Q fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Infection due to Coxiella burnetii
    • Nine Mile fever
    • Quadrilateral fever
  • non-exanthematous tick A93.2
    ICD-10-CM Diagnosis Code A93.2

    Colorado tick fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • North Asian tick-borne A77.2
    ICD-10-CM Diagnosis Code A77.2

    Spotted fever due to Rickettsia siberica

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • North Asian tick fever
    • Siberian tick typhus
  • O'nyong-nyong A92.1
    (viral)
    ICD-10-CM Diagnosis Code A92.1

    O'nyong-nyong fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Omsk hemorrhagic A98.1
    ICD-10-CM Diagnosis Code A98.1

    Omsk hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Oropouche A93.0
    (viral)
    ICD-10-CM Diagnosis Code A93.0

    Oropouche virus disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Oropouche fever
  • Oroya A44.0
    ICD-10-CM Diagnosis Code A44.0

    Systemic bartonellosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Oroya fever
  • pacific coast tick A77.8
    ICD-10-CM Diagnosis Code A77.8

    Other spotted fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Rickettsia 364D/R. philipii (Pacific Coast tick fever)
    • Spotted fever due to Rickettsia africae (African tick bite fever)
    • Spotted fever due to Rickettsia parkeri
  • paludal - see Malaria
  • Panama B50.9
    (malarial)
    ICD-10-CM Diagnosis Code B50.9

    Plasmodium falciparum malaria, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Pappataci A93.1
    ICD-10-CM Diagnosis Code A93.1

    Sandfly fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Pappataci fever
    • Phlebotomus fever
  • paratyphoid A01.4
    ICD-10-CM Diagnosis Code A01.4

    Paratyphoid fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Infection due to Salmonella paratyphi NOS
    • A A01.1
      ICD-10-CM Diagnosis Code A01.1

      Paratyphoid fever A

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • B A01.2
      ICD-10-CM Diagnosis Code A01.2

      Paratyphoid fever B

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • C A01.3
      ICD-10-CM Diagnosis Code A01.3

      Paratyphoid fever C

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • parrot A70
    ICD-10-CM Diagnosis Code A70

    Chlamydia psittaci infections

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Ornithosis
    • Parrot fever
    • Psittacosis
  • periodic M04.1
    (Mediterranean)
    ICD-10-CM Diagnosis Code M04.1

    Periodic fever syndromes

    2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Familial Mediterranean fever
    • Hyperimmunoglobin D syndrome
    • Mevalonate kinase deficiency
    • Tumor necrosis factor receptor associated periodic syndrome [TRAPS]
  • persistent R50.9
    (of unknown origin)
    ICD-10-CM Diagnosis Code R50.9

    Fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
  • petechial A39.0
    ICD-10-CM Diagnosis Code A39.0

    Meningococcal meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • pharyngoconjunctival B30.2
    ICD-10-CM Diagnosis Code B30.2

    Viral pharyngoconjunctivitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Philippine hemorrhagic A91
    ICD-10-CM Diagnosis Code A91

    Dengue hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • phlebotomus A93.1
    ICD-10-CM Diagnosis Code A93.1

    Sandfly fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Pappataci fever
    • Phlebotomus fever
  • Piry A93.8
    (virus)
    ICD-10-CM Diagnosis Code A93.8

    Other specified arthropod-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Piry virus disease
    • Vesicular stomatitis virus disease [Indiana fever]
  • Pixuna A92.8
    (viral)
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Plasmodium ovale B53.0
    ICD-10-CM Diagnosis Code B53.0

    Plasmodium ovale malaria

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • Plasmodium ovale with Plasmodium falciparum (B50.-)
    • Plasmodium ovale with Plasmodium malariae (B52.-)
    • Plasmodium ovale with Plasmodium vivax (B51.-)
  • polioviral A80.4
    (nonparalytic)
    ICD-10-CM Diagnosis Code A80.4

    Acute nonparalytic poliomyelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Pontiac A48.2
    ICD-10-CM Diagnosis Code A48.2

    Nonpneumonic Legionnaires' disease [Pontiac fever]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • postimmunization R50.83
    ICD-10-CM Diagnosis Code R50.83

    Postvaccination fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Postimmunization fever
  • postoperative R50.82
    ICD-10-CM Diagnosis Code R50.82

    Postprocedural fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • postprocedural infection (T81.4-)
    • posttransfusion fever (R50.84)
    • postvaccination (postimmunization) fever (R50.83)
    • due to infection T81.40
      ICD-10-CM Diagnosis Code T81.40

      Infection following a procedure, unspecified

      2019 - New Code 2020 2021 2022 2023 Non-Billable/Non-Specific Code
  • posttransfusion R50.84
    ICD-10-CM Diagnosis Code R50.84

    Febrile nonhemolytic transfusion reaction

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • FNHTR
    • Posttransfusion fever
  • postvaccination R50.83
    ICD-10-CM Diagnosis Code R50.83

    Postvaccination fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Postimmunization fever
  • presenting with conditions classified elsewhere R50.81
    ICD-10-CM Diagnosis Code R50.81

    Fever presenting with conditions classified elsewhere

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code

    Code First

    • underlying condition when associated fever is present, such as with:
    • leukemia (C91-C95)
    • neutropenia (D70.-)
    • sickle-cell disease (D57.-)
  • pretibial A27.89
    ICD-10-CM Diagnosis Code A27.89

    Other forms of leptospirosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • puerperal O86.4
    ICD-10-CM Diagnosis Code O86.4

    Pyrexia of unknown origin following delivery

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx

    Applicable To

    • Puerperal infection NOS following delivery
    • Puerperal pyrexia NOS following delivery

    Type 2 Excludes

    • pyrexia during labor (O75.2)
  • Q A78
    ICD-10-CM Diagnosis Code A78

    Q fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Infection due to Coxiella burnetii
    • Nine Mile fever
    • Quadrilateral fever
  • quadrilateral A78
    ICD-10-CM Diagnosis Code A78

    Q fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Infection due to Coxiella burnetii
    • Nine Mile fever
    • Quadrilateral fever
  • quartan B52.9
    (malaria)
    ICD-10-CM Diagnosis Code B52.9

    Plasmodium malariae malaria without complication

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Plasmodium malariae malaria NOS
  • Queensland A77.3
    (coastal) (tick)
    ICD-10-CM Diagnosis Code A77.3

    Spotted fever due to Rickettsia australis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Queensland tick typhus
  • quintan A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • rabbit - see Tularemia
  • rat-bite A25.9
    ICD-10-CM Diagnosis Code A25.9

    Rat-bite fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • due to
      • Spirillum A25.0
        ICD-10-CM Diagnosis Code A25.0

        Spirillosis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Sodoku
      • Streptobacillus moniliformis A25.1
        ICD-10-CM Diagnosis Code A25.1

        Streptobacillosis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Epidemic arthritic erythema
        • Haverhill fever
        • Streptobacillary rat-bite fever
  • recurrent - see Fever, relapsing
  • relapsing (Borrelia) A68.9
    ICD-10-CM Diagnosis Code A68.9

    Relapsing fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Carter's A68.1
      (Asiatic)
      ICD-10-CM Diagnosis Code A68.1

      Tick-borne relapsing fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
    • Dutton's A68.1
      (West African)
      ICD-10-CM Diagnosis Code A68.1

      Tick-borne relapsing fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
    • Koch's A68.9
      ICD-10-CM Diagnosis Code A68.9

      Relapsing fever, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • louse-borne A68.0
      ICD-10-CM Diagnosis Code A68.0

      Louse-borne relapsing fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Relapsing fever due to Borrelia recurrentis
    • Novy's
      • louse-borne A68.0
        ICD-10-CM Diagnosis Code A68.0

        Louse-borne relapsing fever

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Relapsing fever due to Borrelia recurrentis
      • tick-borne A68.1
        ICD-10-CM Diagnosis Code A68.1

        Tick-borne relapsing fever

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
    • Obermeyer's A68.0
      (European)
      ICD-10-CM Diagnosis Code A68.0

      Louse-borne relapsing fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Relapsing fever due to Borrelia recurrentis
    • tick-borne A68.1
      ICD-10-CM Diagnosis Code A68.1

      Tick-borne relapsing fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
  • remittent (bilious) (congestive) (gastric) - see Malaria
  • rheumatic (active) (acute) (chronic) (subacute) I00
    ICD-10-CM Diagnosis Code I00

    Rheumatic fever without heart involvement

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Includes

    • arthritis, rheumatic, acute or subacute

    Type 1 Excludes

    • rheumatic fever with heart involvement (I01.0 -I01.9)
    • active with heart involvement I01
      - see category
      ICD-10-CM Diagnosis Code I01

      Rheumatic fever with heart involvement

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code

      Type 1 Excludes

      • chronic diseases of rheumatic origin (I05-I09) unless rheumatic fever is also present or there is evidence of reactivation or activity of the rheumatic process.
    • inactive or quiescent with
      • cardiac hypertrophy I09.89
        ICD-10-CM Diagnosis Code I09.89

        Other specified rheumatic heart diseases

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rheumatic disease of pulmonary valve
      • carditis I09.9
        ICD-10-CM Diagnosis Code I09.9

        Rheumatic heart disease, unspecified

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rheumatic carditis

        Type 1 Excludes

        • rheumatoid carditis (M05.31)
      • endocarditis I09.1
        ICD-10-CM Diagnosis Code I09.1

        Rheumatic diseases of endocardium, valve unspecified

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rheumatic endocarditis (chronic)
        • Rheumatic valvulitis (chronic)

        Type 1 Excludes

        • endocarditis, valve unspecified (I38)
        • aortic (valve) I06.9
          ICD-10-CM Diagnosis Code I06.9

          Rheumatic aortic valve disease, unspecified

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • Rheumatic aortic (valve) disease NOS
          • with mitral I08.0
            (valve)
            ICD-10-CM Diagnosis Code I08.0

            Rheumatic disorders of both mitral and aortic valves

            2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

            Applicable To

            • Involvement of both mitral and aortic valves specified as rheumatic or unspecified
        • mitral (valve) I05.9
          ICD-10-CM Diagnosis Code I05.9

          Rheumatic mitral valve disease, unspecified

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • Rheumatic mitral (valve) disorder (chronic) NOS
          • with aortic I08.0
            (valve)
            ICD-10-CM Diagnosis Code I08.0

            Rheumatic disorders of both mitral and aortic valves

            2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

            Applicable To

            • Involvement of both mitral and aortic valves specified as rheumatic or unspecified
        • pulmonary I09.89
          (valve)
          ICD-10-CM Diagnosis Code I09.89

          Other specified rheumatic heart diseases

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • Rheumatic disease of pulmonary valve
        • tricuspid I07.8
          (valve)
          ICD-10-CM Diagnosis Code I07.8

          Other rheumatic tricuspid valve diseases

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • heart disease NEC I09.89
        ICD-10-CM Diagnosis Code I09.89

        Other specified rheumatic heart diseases

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rheumatic disease of pulmonary valve
      • heart failure I09.81
        (congestive) (conditions in category I50.)
        ICD-10-CM Diagnosis Code I09.81

        Rheumatic heart failure

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Use Additional

        • code to identify type of heart failure (I50.-)
      • left ventricular failure I09.81
        (conditions in I50.1-I50.4-)
        ICD-10-CM Diagnosis Code I09.81

        Rheumatic heart failure

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Use Additional

        • code to identify type of heart failure (I50.-)
      • myocarditis, myocardial degeneration I09.0
        (conditions in I51.4)
        ICD-10-CM Diagnosis Code I09.0

        Rheumatic myocarditis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Type 1 Excludes

        • myocarditis not specified as rheumatic (I51.4)
      • pancarditis I09.9
        ICD-10-CM Diagnosis Code I09.9

        Rheumatic heart disease, unspecified

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rheumatic carditis

        Type 1 Excludes

        • rheumatoid carditis (M05.31)
      • pericarditis I09.2
        ICD-10-CM Diagnosis Code I09.2

        Chronic rheumatic pericarditis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Adherent pericardium, rheumatic
        • Chronic rheumatic mediastinopericarditis
        • Chronic rheumatic myopericarditis

        Type 1 Excludes

        • chronic pericarditis not specified as rheumatic (I31.-)
    • with central nervous system involvement I02.9
      ICD-10-CM Diagnosis Code I02.9

      Rheumatic chorea without heart involvement

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rheumatic chorea NOS
  • Rift Valley A92.4
    (viral)
    ICD-10-CM Diagnosis Code A92.4

    Rift Valley fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Rocky Mountain spotted A77.0
    ICD-10-CM Diagnosis Code A77.0

    Spotted fever due to Rickettsia rickettsii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Rocky Mountain spotted fever
    • Sao Paulo fever
  • rose J30.1
    ICD-10-CM Diagnosis Code J30.1

    Allergic rhinitis due to pollen

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Allergy NOS due to pollen
    • Hay fever
    • Pollinosis
  • Ross River B33.1
    ICD-10-CM Diagnosis Code B33.1

    Ross River disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic polyarthritis and exanthema
    • Ross River fever
  • Russian hemorrhagic A98.5
    ICD-10-CM Diagnosis Code A98.5

    Hemorrhagic fever with renal syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic hemorrhagic fever
    • Korean hemorrhagic fever
    • Russian hemorrhagic fever
    • Hantaan virus disease
    • Hantavirus disease with renal manifestations
    • Nephropathia epidemica
    • Songo fever

    Type 1 Excludes

    • hantavirus (cardio)-pulmonary syndrome (B33.4)
  • San Joaquin B38.0
    (Valley)
    ICD-10-CM Diagnosis Code B38.0

    Acute pulmonary coccidioidomycosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • sandfly A93.1
    ICD-10-CM Diagnosis Code A93.1

    Sandfly fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Pappataci fever
    • Phlebotomus fever
  • Sao Paulo A77.0
    ICD-10-CM Diagnosis Code A77.0

    Spotted fever due to Rickettsia rickettsii

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Rocky Mountain spotted fever
    • Sao Paulo fever
  • scarlet A38.9
    ICD-10-CM Diagnosis Code A38.9

    Scarlet fever, uncomplicated

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Scarlet fever, NOS
  • seven day (leptospirosis) (autumnal) (Japanese) A27.89
    ICD-10-CM Diagnosis Code A27.89

    Other forms of leptospirosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • dengue A90
      ICD-10-CM Diagnosis Code A90

      Dengue fever [classical dengue]

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Type 1 Excludes

      • dengue hemorrhagic fever (A91)
  • shin-bone A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • Singapore hemorrhagic A91
    ICD-10-CM Diagnosis Code A91

    Dengue hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • solar A90
    ICD-10-CM Diagnosis Code A90

    Dengue fever [classical dengue]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • dengue hemorrhagic fever (A91)
  • Songo A98.5
    ICD-10-CM Diagnosis Code A98.5

    Hemorrhagic fever with renal syndrome

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic hemorrhagic fever
    • Korean hemorrhagic fever
    • Russian hemorrhagic fever
    • Hantaan virus disease
    • Hantavirus disease with renal manifestations
    • Nephropathia epidemica
    • Songo fever

    Type 1 Excludes

    • hantavirus (cardio)-pulmonary syndrome (B33.4)
  • sore B00.1
    ICD-10-CM Diagnosis Code B00.1

    Herpesviral vesicular dermatitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Herpes simplex facialis
    • Herpes simplex labialis
    • Herpes simplex otitis externa
    • Vesicular dermatitis of ear
    • Vesicular dermatitis of lip
  • South African tick-bite A68.1
    ICD-10-CM Diagnosis Code A68.1

    Tick-borne relapsing fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Relapsing fever due to any Borrelia species other than Borrelia recurrentis
  • Southeast Asia hemorrhagic A91
    ICD-10-CM Diagnosis Code A91

    Dengue hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • spinal - see Meningitis
  • spirillary A25.0
    ICD-10-CM Diagnosis Code A25.0

    Spirillosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Sodoku
  • splenic - see Anthrax
  • spotted A77.9
    ICD-10-CM Diagnosis Code A77.9

    Spotted fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Tick-borne typhus NOS
    • American A77.0
      ICD-10-CM Diagnosis Code A77.0

      Spotted fever due to Rickettsia rickettsii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rocky Mountain spotted fever
      • Sao Paulo fever
    • Brazilian A77.0
      ICD-10-CM Diagnosis Code A77.0

      Spotted fever due to Rickettsia rickettsii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rocky Mountain spotted fever
      • Sao Paulo fever
    • cerebrospinal meningitis A39.0
      ICD-10-CM Diagnosis Code A39.0

      Meningococcal meningitis

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Colombian A77.0
      ICD-10-CM Diagnosis Code A77.0

      Spotted fever due to Rickettsia rickettsii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rocky Mountain spotted fever
      • Sao Paulo fever
    • due to Rickettsia
      • africae A77.8
        (African tick bite fever)
        ICD-10-CM Diagnosis Code A77.8

        Other spotted fevers

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rickettsia 364D/R. philipii (Pacific Coast tick fever)
        • Spotted fever due to Rickettsia africae (African tick bite fever)
        • Spotted fever due to Rickettsia parkeri
      • australis A77.3
        ICD-10-CM Diagnosis Code A77.3

        Spotted fever due to Rickettsia australis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Queensland tick typhus
      • conorii A77.1
        ICD-10-CM Diagnosis Code A77.1

        Spotted fever due to Rickettsia conorii

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • African tick typhus
        • Boutonneuse fever
        • India tick typhus
        • Kenya tick typhus
        • Marseilles fever
        • Mediterranean tick fever
      • parkeri A77.8
        ICD-10-CM Diagnosis Code A77.8

        Other spotted fevers

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rickettsia 364D/R. philipii (Pacific Coast tick fever)
        • Spotted fever due to Rickettsia africae (African tick bite fever)
        • Spotted fever due to Rickettsia parkeri
      • rickettsii A77.0
        ICD-10-CM Diagnosis Code A77.0

        Spotted fever due to Rickettsia rickettsii

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rocky Mountain spotted fever
        • Sao Paulo fever
      • sibirica A77.2
        ICD-10-CM Diagnosis Code A77.2

        Spotted fever due to Rickettsia siberica

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • North Asian tick fever
        • Siberian tick typhus
      • specified type NEC A77.8
        ICD-10-CM Diagnosis Code A77.8

        Other spotted fevers

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Rickettsia 364D/R. philipii (Pacific Coast tick fever)
        • Spotted fever due to Rickettsia africae (African tick bite fever)
        • Spotted fever due to Rickettsia parkeri
    • Ehrlichiosis A77.40
      ICD-10-CM Diagnosis Code A77.40

      Ehrlichiosis, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • due to
        • E. chafeensis A77.41
          ICD-10-CM Diagnosis Code A77.41

          Ehrlichiosis chafeensis [E. chafeensis]

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
        • specified organism NEC A77.49
          ICD-10-CM Diagnosis Code A77.49

          Other ehrlichiosis

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • Ehrlichiosis due to E. ewingii
          • Ehrlichiosis due to E. muris euclairensis
    • Rocky Mountain A77.0
      ICD-10-CM Diagnosis Code A77.0

      Spotted fever due to Rickettsia rickettsii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Rocky Mountain spotted fever
      • Sao Paulo fever
  • steroid R50.2
    ICD-10-CM Diagnosis Code R50.2

    Drug induced fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • postvaccination (postimmunization) fever (R50.83)

    Use Additional

    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • streptobacillary A25.1
    ICD-10-CM Diagnosis Code A25.1

    Streptobacillosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Epidemic arthritic erythema
    • Haverhill fever
    • Streptobacillary rat-bite fever
  • subtertian B50.9
    ICD-10-CM Diagnosis Code B50.9

    Plasmodium falciparum malaria, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Sumatran mite A75.3
    ICD-10-CM Diagnosis Code A75.3

    Typhus fever due to Rickettsia tsutsugamushi

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Scrub (mite-borne) typhus
    • Tsutsugamushi fever
    • Typhus fever due to Orientia Tsutsugamushi (scrub typhus)
  • sun A90
    ICD-10-CM Diagnosis Code A90

    Dengue fever [classical dengue]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • dengue hemorrhagic fever (A91)
  • swamp A27.9
    ICD-10-CM Diagnosis Code A27.9

    Leptospirosis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • swine A02.8
    ICD-10-CM Diagnosis Code A02.8

    Other specified salmonella infections

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • sylvatic, yellow A95.0
    ICD-10-CM Diagnosis Code A95.0

    Sylvatic yellow fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Jungle yellow fever
  • Tahyna B33.8
    ICD-10-CM Diagnosis Code B33.8

    Other specified viral diseases

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Type 1 Excludes

    • anogenital human papillomavirus infection (A63.0)
    • viral warts due to human papillomavirus infection (B07)
  • tertian - see Malaria, tertian
  • Thailand hemorrhagic A91
    ICD-10-CM Diagnosis Code A91

    Dengue hemorrhagic fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • thermic T67.01
    ICD-10-CM Diagnosis Code T67.01

    Heatstroke and sunstroke

    2020 - New Code 2021 2022 2023 Non-Billable/Non-Specific Code

    Applicable To

    • Heat apoplexy
    • Heat pyrexia
    • Siriasis
    • Thermoplegia
  • three-day A93.1
    ICD-10-CM Diagnosis Code A93.1

    Sandfly fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Pappataci fever
    • Phlebotomus fever
  • tick
    • American mountain A93.2
      ICD-10-CM Diagnosis Code A93.2

      Colorado tick fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Colorado A93.2
      ICD-10-CM Diagnosis Code A93.2

      Colorado tick fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Kemerovo A93.8
      ICD-10-CM Diagnosis Code A93.8

      Other specified arthropod-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Piry virus disease
      • Vesicular stomatitis virus disease [Indiana fever]
    • Mediterranean A77.1
      ICD-10-CM Diagnosis Code A77.1

      Spotted fever due to Rickettsia conorii

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • African tick typhus
      • Boutonneuse fever
      • India tick typhus
      • Kenya tick typhus
      • Marseilles fever
      • Mediterranean tick fever
    • mountain A93.2
      ICD-10-CM Diagnosis Code A93.2

      Colorado tick fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • nonexanthematous A93.2
      ICD-10-CM Diagnosis Code A93.2

      Colorado tick fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • Quaranfil A93.8
      ICD-10-CM Diagnosis Code A93.8

      Other specified arthropod-borne viral fevers

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Piry virus disease
      • Vesicular stomatitis virus disease [Indiana fever]
  • tick-bite NEC A93.8
    ICD-10-CM Diagnosis Code A93.8

    Other specified arthropod-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Piry virus disease
    • Vesicular stomatitis virus disease [Indiana fever]
  • tick-borne A93.8
    (hemorrhagic)
    ICD-10-CM Diagnosis Code A93.8

    Other specified arthropod-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Piry virus disease
    • Vesicular stomatitis virus disease [Indiana fever]
  • trench A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • tsutsugamushi A75.3
    ICD-10-CM Diagnosis Code A75.3

    Typhus fever due to Rickettsia tsutsugamushi

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Scrub (mite-borne) typhus
    • Tsutsugamushi fever
    • Typhus fever due to Orientia Tsutsugamushi (scrub typhus)
  • typhogastric A01.00
    ICD-10-CM Diagnosis Code A01.00

    Typhoid fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • typhoid (abortive) (hemorrhagic) (intermittent) (malignant) A01.00
    ICD-10-CM Diagnosis Code A01.00

    Typhoid fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • complicated by
      • arthritis A01.04
        ICD-10-CM Diagnosis Code A01.04

        Typhoid arthritis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • heart involvement A01.02
        ICD-10-CM Diagnosis Code A01.02

        Typhoid fever with heart involvement

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Typhoid endocarditis
        • Typhoid myocarditis
      • meningitis A01.01
        ICD-10-CM Diagnosis Code A01.01

        Typhoid meningitis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • osteomyelitis A01.05
        ICD-10-CM Diagnosis Code A01.05

        Typhoid osteomyelitis

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • pneumonia A01.03
        ICD-10-CM Diagnosis Code A01.03

        Typhoid pneumonia

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • specified NEC A01.09
        ICD-10-CM Diagnosis Code A01.09

        Typhoid fever with other complications

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • typhomalarial - see Malaria
  • typhus - see Typhus (fever)
  • undulant - see Brucellosis
  • unknown origin R50.9
    ICD-10-CM Diagnosis Code R50.9

    Fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
  • uveoparotid D86.89
    ICD-10-CM Diagnosis Code D86.89

    Sarcoidosis of other sites

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Hepatic granuloma
    • Uveoparotid fever [Heerfordt]
  • valley B38.0
    ICD-10-CM Diagnosis Code B38.0

    Acute pulmonary coccidioidomycosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Venezuelan equine A92.2
    ICD-10-CM Diagnosis Code A92.2

    Venezuelan equine fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Venezuelan equine encephalitis
    • Venezuelan equine encephalomyelitis virus disease
  • vesicular stomatitis A93.8
    ICD-10-CM Diagnosis Code A93.8

    Other specified arthropod-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Piry virus disease
    • Vesicular stomatitis virus disease [Indiana fever]
  • viral hemorrhagic - see Fever, hemorrhagic, by type of virus
  • Volhynian A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • Wesselsbron A92.8
    (viral)
    ICD-10-CM Diagnosis Code A92.8

    Other specified mosquito-borne viral fevers

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • West
    • African B50.8
      ICD-10-CM Diagnosis Code B50.8

      Other severe and complicated Plasmodium falciparum malaria

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Severe or complicated Plasmodium falciparum malaria NOS
    • Nile (viral) A92.30
      ICD-10-CM Diagnosis Code A92.30

      West Nile virus infection, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • West Nile fever NOS
      • West Nile fever without complications
      • West Nile virus NOS
      • with
        • complications NEC A92.39
          ICD-10-CM Diagnosis Code A92.39

          West Nile virus infection with other complications

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Use Additional

          • code to specify the other conditions
        • cranial nerve disorders A92.32
          ICD-10-CM Diagnosis Code A92.32

          West Nile virus infection with other neurologic manifestation

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Use Additional

          • code to specify the neurologic manifestation
        • encephalitis A92.31
          ICD-10-CM Diagnosis Code A92.31

          West Nile virus infection with encephalitis

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • West Nile encephalitis
          • West Nile encephalomyelitis
        • encephalomyelitis A92.31
          ICD-10-CM Diagnosis Code A92.31

          West Nile virus infection with encephalitis

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • West Nile encephalitis
          • West Nile encephalomyelitis
        • neurologic manifestation NEC A92.32
          ICD-10-CM Diagnosis Code A92.32

          West Nile virus infection with other neurologic manifestation

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Use Additional

          • code to specify the neurologic manifestation
        • optic neuritis A92.32
          ICD-10-CM Diagnosis Code A92.32

          West Nile virus infection with other neurologic manifestation

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Use Additional

          • code to specify the neurologic manifestation
        • polyradiculitis A92.32
          ICD-10-CM Diagnosis Code A92.32

          West Nile virus infection with other neurologic manifestation

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Use Additional

          • code to specify the neurologic manifestation
  • Whitmore's - see Melioidosis
  • Wolhynian A79.0
    ICD-10-CM Diagnosis Code A79.0

    Trench fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Quintan fever
    • Wolhynian fever
  • worm B83.9
    ICD-10-CM Diagnosis Code B83.9

    Helminthiasis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Worms NOS

    Type 1 Excludes

    • intestinal helminthiasis NOS (B82.0)
  • yellow A95.9
    ICD-10-CM Diagnosis Code A95.9

    Yellow fever, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • jungle A95.0
      ICD-10-CM Diagnosis Code A95.0

      Sylvatic yellow fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Jungle yellow fever
    • sylvatic A95.0
      ICD-10-CM Diagnosis Code A95.0

      Sylvatic yellow fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Jungle yellow fever
    • urban A95.1
      ICD-10-CM Diagnosis Code A95.1

      Urban yellow fever

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Zika virus A92.5
    ICD-10-CM Diagnosis Code A92.5

    Zika virus disease

    2017 - New Code 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Zika virus fever
    • Zika virus infection
    • Zika NOS

    Type 1 Excludes

    • congenital Zika virus disease (P35.4)