2024 ICD-10-CM Diagnosis Code B74.9

by

Filariasis, unspecified

  • B74.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2024 edition of ICD-10-CM B74.9 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of B74.9 – other international versions of ICD-10 B74.9 may differ.

The following code(s) above B74.9 contain annotation back-references

 that may be applicable to B74.9:

  • A00-B99  Certain infectious and parasitic diseases
  • B74  Filariasis

Approximate Synonyms

  • Disease due to superfamily filarioidea
  • Filariasis
  • Pulmonary filariasis

Clinical Information

  • Infections with nematodes of the superfamily filarioidea. The presence of living worms in the body is mainly asymptomatic but the death of adult worms leads to granulomatous inflammation and permanent fibrosis. Organisms of the genus elaeophora infect wild elk and domestic sheep causing ischemic necrosis of the brain, blindness, and dermatosis of the face.
  • Infections with nematodes of the superfamily filarioidea; presence of living worms in the body is mainly asymptomatic but the death of adult worms leads to granulomatous inflammation and permanent fibrosis; organisms of the genus elaeophora infect wild elk and domestic sheep causing ischaemic necrosis of the brain, blindness, and dermatosis of the face.

ICD-10-CM B74.9 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 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 B74.9 to ICD-9-CMCode 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
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change

Code annotations containing back-references to B74.9:

Diagnosis Index entries containing back-references to B74.9: