A92.0 Chikungunya virus disease

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Chikungunya (hemorrhagic) fever

Applies from A92 Other mosquito-borne viral fevers

Excludes1 (never code together)

• Ross River disease (B33.1)

MS-DRG index

Defines the logic of DRG(s) 865-866 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 065.4 Mosquito-borne hemorrhagic fever (approximate)
• 066.3 Other mosquito-borne fever (approximate)

Code annotations containing back-references to A92.0

Back-references to A92.0

• Type 1 Excludes: A98 Other viral hemorrhagic fevers, not elsewhere classified ("chikungunya hemorrhagic fever (A92.0)")

Diagnosis Index entries for A92.0

• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › Chikungunya (viral) (hemorrhagic)
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › hemorrhagic (arthropod-borne) NOS › Chikungunya

Nearby codes

• A92 Other mosquito-borne viral fevers
• A92.0 Chikungunya virus disease (this code)
• A92.1 O'nyong-nyong fever
• A92.2 Venezuelan equine fever
• A92.3 West Nile virus infection
• A92.30 West Nile virus infection, unspecified
• A92.31 West Nile virus infection with encephalitis