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A92.1

A92.1: O'nyong-nyong fever

Billable / specific codeICD-10-CM

A92.1 is a billable, specific ICD-10-CM code for o'nyong-nyong fever. It is valid for submission on a claim.

Check A92.1 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above A92.1

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

  • Fever›O'nyong-nyong(viral)
  • Arthritis, arthritic›in›O'nyong-nyong

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A92

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.