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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

A86 – Unspecified viral encephalitis

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

Viral encephalomyelitis NOS
Viral meningoencephalitis NOS

GEM Conversion to ICD-9 CM

Fs: 10000 – Unspecified non-arthropod-borne viral diseases of central nervous system

MDC / MS-DRG Reference

NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH MCC
NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH CC
NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITHOUT CC/MCC
HIV WITH MAJOR RELATED CONDITION WITH MCC
HIV WITH MAJOR RELATED CONDITION WITH CC
HIV WITH MAJOR RELATED CONDITION WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) G04.90
acute See also Encephalitis, viral A86
endemic (viral) A86
epidemic NEC (viral) A86
infectious NEC (acute) (virus) A86
postviral NEC A86
viral, virus A86
Meningoencephalitis See also Encephalitis G04.90
acute NEC See also Encephalitis, viral A86
infectious (acute) (viral) A86
virus NEC A86
Meningoencephalomyelitis See also Meningoencephalitis
acute NEC (viral) A86

Sibling Codes

Acute poliomyelitis
Atypical virus infections of central nervous system
Rabies
Mosquito-borne viral encephalitis
Tick-borne viral encephalitis
Other viral encephalitis, not elsewhere classified
Viral meningitis
Other viral infections of central nervous system, not elsewhere classified
Unspecified viral infection of central nervous system

View in Tabular

Code Title
A00-B99 Certain infectious and parasitic diseases (A00-B99)
A80-A89 Viral and prion infections of the central nervous system (A80-A89)
A86 Unspecified viral encephalitis
Applicable to
Viral encephalomyelitis NOS
Viral meningoencephalitis NOS