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

A84.9 – Tick-borne viral encephalitis, unspecified

Coding Notes

Active

Billable, valid for HIPAA-covered transactions

GEM Conversion to ICD-9 CM

063.9

Fs: 00000 – Tick-borne viral encephalitis, unspecified

MDC / MS-DRG Reference

DRG 023

CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITH MCC OR CHEMOTHERAPY IMPLANT OR EPILEPSY WITH NEUROSTIMULATOR

DRG 024

CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITHOUT MCC

DRG 097

NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH MCC

DRG 098

NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITH CC

DRG 099

NON-BACTERIAL INFECTION OF NERVOUS SYSTEM EXCEPT VIRAL MENINGITIS WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) G04.90

tick-borne A84.9

viral, virus A86

arthropod-borne NEC A85.2

tick-borne A84.9

Infection, infected, infective (opportunistic) B99.9

virus, viral NOS B34.9

encephalitis, tick-borne A84.9

Sibling Codes

A84.0

Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis]

A84.1

Central European tick-borne encephalitis

A84.8

Other tick-borne viral encephalitis

Parent Sibling Codes

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)
A84	Tick-borne viral encephalitis
A84.9	Tick-borne viral encephalitis, unspecified