ICD-10-CM category
A92 Other mosquito-borne viral fevers
A92 is a category, not a billable code. Report one of the 11 complete codes below.
Codes in A92
- A92.0Chikungunya virus disease
- A92.1O'nyong-nyong fever
- A92.2Venezuelan equine fever
- A92.30West Nile virus infection, unspecified
- A92.31West Nile virus infection with encephalitis
- A92.32West Nile virus infection with other neurologic manifestation
- A92.39West Nile virus infection with other complications
- A92.4Rift Valley fever
- A92.5Zika virus disease
- A92.8Other specified mosquito-borne viral fevers
- A92.9Mosquito-borne viral fever, unspecified
Outside the US? A92 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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