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ICD-10-CM Current in FY 2027

A92.31

West Nile virus infection with encephalitis

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where A92.31 sits in the official hierarchy. Each level is the code it is classified under.

  1. A92 Other mosquito-borne viral fevers
  2. A92.3 Parent West Nile virus infection
  3. A92.31 This code West Nile virus infection with encephalitis

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Inclusion Terms

West Nile encephalitis

Inclusion Terms

West Nile encephalomyelitis

Excludes1

Ross River disease ( B33.1 )

Inherited from A92 — Other mosquito-borne viral fevers

Version History

How A92.31 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    West Nile virus infection with encephalitis

  2. FY 2026 Effective

    Unchanged

    West Nile virus infection with encephalitis

Related Codes

Other codes under A92.3

Codes whose official notes reference A92.31

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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