2020 ICD-10-CM Diagnosis Code B74.1

Filariasis due to Brugia malayi

    2016 2017 2018 2019 2020 Billable/Specific Code
  • B74.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM B74.1 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of B74.1 - other international versions of ICD-10 B74.1 may differ.
The following code(s) above B74.1 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 B74.1:
  • A00-B99
    2020 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
  • B74
    ICD-10-CM Diagnosis Code B74

    Filariasis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • onchocerciasis (B73)
    • tropical (pulmonary) eosinophilia NOS (J82)
    Filariasis
Approximate Synonyms
  • Infection by brugia malayi
ICD-10-CM B74.1 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 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 B74.1 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

Diagnosis Index entries containing back-references to B74.1:
  • Chyluria (nonfilarial) R82.0
    ICD-10-CM Diagnosis Code R82.0

    Chyluria

      2016 2017 2018 2019 2020 Billable/Specific Code
    Type 1 Excludes
    • filarial chyluria (B74.-)
  • Elephantiasis (nonfilarial) I89.0
    ICD-10-CM Diagnosis Code I89.0

    Lymphedema, not elsewhere classified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Elephantiasis (nonfilarial) NOS
    • Lymphangiectasis
    • Obliteration, lymphatic vessel
    • Praecox lymphedema
    • Secondary lymphedema
    Type 1 Excludes
    • postmastectomy lymphedema (I97.2)
  • Infection, infected, infective (opportunistic) B99.9
    ICD-10-CM Diagnosis Code B99.9

    Unspecified infectious disease

      2016 2017 2018 2019 2020 Billable/Specific Code
    • Brugia (malayi) B74.1
    • Wuchereria (bancrofti) B74.0
      ICD-10-CM Diagnosis Code B74.0

      Filariasis due to Wuchereria bancrofti

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Bancroftian elephantiasis
      • Bancroftian filariasis
      • malayi B74.1
  • Infestation B88.9
    ICD-10-CM Diagnosis Code B88.9

    Infestation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Infestation (skin) NOS
    • Infestation by mites NOS
    • Skin parasites NOS
    • Brugia (malayi) B74.1
    • filarial B74.9
      ICD-10-CM Diagnosis Code B74.9

      Filariasis, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
  • Lymphadenitis I88.9
    ICD-10-CM Diagnosis Code I88.9

    Nonspecific lymphadenitis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Lymphadenitis NOS
  • Lymphangitis I89.1
    ICD-10-CM Diagnosis Code I89.1

    Lymphangitis

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Chronic lymphangitis
    • Lymphangitis NOS
    • Subacute lymphangitis
    Type 1 Excludes
    • acute lymphangitis (L03.-)

ICD-10-CM Codes Adjacent To B74.1
B72 Dracunculiasis
B73 Onchocerciasis
B73.0 Onchocerciasis with eye disease
B73.00 Onchocerciasis with eye involvement, unspecified
B73.01 Onchocerciasis with endophthalmitis
B73.02 Onchocerciasis with glaucoma
B73.09 Onchocerciasis with other eye involvement
B73.1 Onchocerciasis without eye disease
B74 Filariasis
B74.0 Filariasis due to Wuchereria bancrofti
B74.1 Filariasis due to Brugia malayi
B74.2 Filariasis due to Brugia timori
B74.3 Loiasis
B74.4 Mansonelliasis
B74.8 Other filariases
B74.9 Filariasis, unspecified
B75 Trichinellosis
B76 Hookworm diseases
B76.0 Ancylostomiasis
B76.1 Necatoriasis
B76.8 Other hookworm diseases

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