2021 ICD-10-CM Diagnosis Code A01.03

Typhoid pneumonia

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • A01.03 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM A01.03 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of A01.03 - other international versions of ICD-10 A01.03 may differ.
The following code(s) above A01.03 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to A01.03:
  • A00-B99
    2021 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • A01.0
    ICD-10-CM Diagnosis Code A01.0

    Typhoid fever

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    • Infection due to Salmonella typhi
    Typhoid fever
Approximate Synonyms
  • Pneumonia in typhoid fever
ICD-10-CM A01.03 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 867 Other infectious and parasitic diseases diagnoses with mcc
  • 868 Other infectious and parasitic diseases diagnoses with cc
  • 869 Other infectious and parasitic diseases diagnoses without cc/mcc

Convert A01.03 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
Code annotations containing back-references to A01.03:
  • Type 1 Excludes: J17
    ICD-10-CM Diagnosis Code J17

    Pneumonia in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease, such as:
    • Q fever (A78)
    • rheumatic fever (I00)
    • schistosomiasis (B65.0-B65.9)
    Type 1 Excludes
    • candidial pneumonia (B37.1)
    • chlamydial pneumonia (J16.0)
    • gonorrheal pneumonia (A54.84)
    • histoplasmosis pneumonia (B39.0-B39.2)
    • measles pneumonia (B05.2)
    • nocardiosis pneumonia (A43.0)
    • pneumocystosis (B59)
    • pneumonia due to Pneumocystis carinii (B59)
    • pneumonia due to Pneumocystis jiroveci (B59)
    • pneumonia in actinomycosis (A42.0)
    • pneumonia in anthrax (A22.1)
    • pneumonia in ascariasis (B77.81)
    • pneumonia in aspergillosis (B44.0-B44.1)
    • pneumonia in coccidioidomycosis (B38.0-B38.2)
    • pneumonia in cytomegalovirus disease (B25.0)
    • pneumonia in toxoplasmosis (B58.3)
    • rubella pneumonia (B06.81)
    • salmonella pneumonia (A02.22)
    • spirochetal infection NEC with pneumonia (A69.8)
    • tularemia pneumonia (A21.2)
    • typhoid fever with pneumonia (A01.03)
    • varicella pneumonia (B01.2)
    • whooping cough with pneumonia (A37 with fifth-character 1)

Diagnosis Index entries containing back-references to A01.03:
  • 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 Billable/Specific Code
    Applicable To
    • Fever NOS
    • Fever of unknown origin [FUO]
    • Fever with chills
    • Fever with rigors
    • Hyperpyrexia NOS
    • Persistent fever
    • Pyrexia NOS
    • typhoid (abortive) (hemorrhagic) (intermittent) (malignant) A01.00
      ICD-10-CM Diagnosis Code A01.00

      Typhoid fever, unspecified

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) J18.9
    ICD-10-CM Diagnosis Code J18.9

    Pneumonia, unspecified organism

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • in (due to)
      • Salmonella (infection) A02.22
        ICD-10-CM Diagnosis Code A02.22

        Salmonella pneumonia

          2016 2017 2018 2019 2020 2021 Billable/Specific Code
        • typhi A01.03
      • typhoid A01.03 (fever)
    • Salmonella (arizonae) (cholerae-suis) (enteritidis) (typhimurium) A02.22
      ICD-10-CM Diagnosis Code A02.22

      Salmonella pneumonia

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      • typhi A01.03
      • typhoid fever A01.03
  • Typhoid (abortive) (ambulant) (any site) (clinical) (fever) (hemorrhagic) (infection) (intermittent) (malignant) (rheumatic) (Widal negative) A01.00
    ICD-10-CM Diagnosis Code A01.00

    Typhoid fever, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • with pneumonia A01.03
    • pneumonia A01.03

ICD-10-CM Codes Adjacent To A01.03
A00 Cholera
A00.0 Cholera due to Vibrio cholerae 01, biovar cholerae
A00.1 Cholera due to Vibrio cholerae 01, biovar eltor
A00.9 Cholera, unspecified
A01 Typhoid and paratyphoid fevers
A01.0 Typhoid fever
A01.00 …… unspecified
A01.01 Typhoid meningitis
A01.02 …… with heart involvement
A01.03 Typhoid pneumonia
A01.04 Typhoid arthritis
A01.05 Typhoid osteomyelitis
A01.09 …… with other complications
A01.1 Paratyphoid fever A
A01.2 Paratyphoid fever B
A01.3 Paratyphoid fever C
A01.4 Paratyphoid fever, unspecified
A02 Other salmonella infections
A02.0 Salmonella enteritis
A02.1 Salmonella sepsis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.