Diagnosis Code

A83.9 MOSQUITO-BORNE VIRAL ENCEPHALITIS, UNSPECIFIED


Code Information

Diagnosis Code: A83.9

Short Description: Mosquito-borne viral encephalitis, unspecified

Long Description: Mosquito-borne viral encephalitis, unspecified

The code A83.9 is 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)
        • A83.9 Mosquito-borne viral encephalitis, unspecified

Code Version: 2022 ICD-10-CM


Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
A83.9 Right Arrow 062.9 Mosquit-borne enceph NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
A83 Mosquito-borne viral encephalitis
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


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