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ICD-10-CM Current in FY 2027

A85

Other viral encephalitis, not elsewhere classified

Release
FY 2027
Effective

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files.

Includes

specified viral encephalomyelitis NEC

Includes

specified viral meningoencephalitis NEC

Excludes1

encephalitis due to cytomegalovirus ( B25.8 )

Excludes1

encephalitis due to herpesvirus NEC ( B10.0- )

Excludes1

encephalitis due to herpesvirus [herpes simplex] ( B00.4 )

Excludes1

encephalitis due to measles virus ( B05.0 )

Excludes1

encephalitis due to mumps virus ( B26.2 )

Excludes1

encephalitis due to poliomyelitis virus ( A80 .-)

Excludes1

encephalitis due to zoster ( B02.0 )

Excludes1

lymphocytic choriomeningitis ( A87.2 )

Excludes1

myalgic encephalomyelitis ( G93.32 )

More Specific Codes

4 codes under A85

Version History

How A85 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Other viral encephalitis, not elsewhere classified

  2. FY 2026 Effective

    Unchanged

    Other viral encephalitis, not elsewhere classified

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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