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
Code Version: 2025 ICD-10-CM

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)

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
A83.9		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: 10/1/2024

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