A89 UNSPECIFIED VIRAL INFECTION OF CENTRAL NERVOUS SYSTEM

Code Information

  • Diagnosis Code: A89
  • Short Description: Unspecified viral infection of central nervous system
  • Long Description: Unspecified viral infection of central nervous system
  • Code Version: 2025 ICD-10-CM

The code A89 is VALID for claim submission

Code Classification

Synonyms

  • Viral infection of central nervous system

Diagnostic Related Group(s)

The code A89 is grouped in the following Diagnostic Related Group(s) MS-DRG V43.0

  1. Hiv With Major Related Condition With Mcc (974)
  2. Hiv With Major Related Condition With Cc (975)
  3. Hiv With Major Related Condition Without Cc/mcc (976)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
A89 Right Arrow 049.9 Viral encephalitis 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.

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ICD-10 Code ICD-10 Description
This page was last updated on: 10/1/2025
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