Diagnosis Code


Code Information

Diagnosis Code: A83

Short Description: Mosquito-borne viral encephalitis

Long Description: Mosquito-borne viral encephalitis

The code A83 is NOT VALID for claim submission

Code Classification:

  • Certain infectious and parasitic diseases (A00–B99)
    • Viral and prion infections of the central nervous system (A80-A89)
      • Mosquito-borne viral encephalitis (A83)
        • A83 Mosquito-borne viral encephalitis

Code Version: 2022 ICD-10-CM

References to Index of Diseases and Injuries

The code A83 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Includes Notes:
    • mosquito-borne viral meningoencephalitis
  • Type 2 Excludes Notes:
    • Venezuelan equine encephalitis (@A92.2*)
    • West Nile fever (@A92.3*-)
    • West Nile virus (@A92.3*-)

Similar Codes

ICD-10 Code ICD-10 Description
A83.0 Japanese encephalitis
A83.1 Western equine encephalitis
A83.2 Eastern equine encephalitis
A83.3 St Louis encephalitis
A83.4 Australian encephalitis
A83.5 California encephalitis
A83.6 Rocio virus disease
A83.8 Other mosquito-borne viral encephalitis
A83.9 Mosquito-borne viral encephalitis, unspecified

This page was last updated on: 10/1/2023