Current
A83 — Mosquito-borne viral encephalitis
Part of Chapter 1: Certain infectious and parasitic diseases , block Viral and prion infections of the central nervous system (A80-A89) .
Official Notes
Child Codes
- A83.0 Japanese encephalitis Billable
- A83.1 Western equine encephalitis Billable
- A83.2 Eastern equine encephalitis Billable
- A83.3 St Louis encephalitis Billable
- A83.4 Australian encephalitis Billable
- A83.5 California encephalitis Billable
- A83.6 Rocio virus disease Billable
- A83.8 Other mosquito-borne viral encephalitis Billable
- A83.9 Mosquito-borne viral encephalitis, unspecified Billable
FY 2027 effective October 1, 2026 · CDC NCHS and CMS