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A92.30

A92.30: West Nile virus infection, unspecified

Billable / specific codeICD-10-CM

A92.30 is a billable, specific ICD-10-CM code for west nile virus infection, unspecified. It is valid for submission on a claim.

Check A92.30 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • West Nile fever NOS
  • West Nile fever without complications
  • West Nile virus NOS

Excludes1 inherited from the categories above A92.30

A category’s note binds every code beneath it.

Written on A92: Other mosquito-borne viral fevers

  • Ross River disease (B33.1)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Virus, viral›West Nile(fever)
  • Fever›West›Nile(viral)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A92.3

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.