063.9 TICK-BORNE ENCEPH NOS


Code Information

Diagnosis Code: 063.9

Short Description: Tick-borne enceph NOS

Long Description: Tick-borne viral encephalitis, unspecified

Code Classification:

  • Infectious and parasitic diseases (001–139)
    • Arthropod-borne viral diseases (060-066)
      • 063 Tick-borne viral encephalitis
        • 063.9 Tick-borne enceph NOS

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 063.9 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Encephalitis (bacterial) (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) 323.9
    • tick-borne 063.9
    • viral, virus 049.9
      • arthropod-borne NEC 064
        • tick-borne 063.9
          • biundulant 063.2
          • Central European 063.2
          • Czechoslovakian 063.2
          • diphasic meningoencephalitis 063.2
          • Far Eastern 063.0
          • Langat 063.8
          • louping ill 063.1
          • Powassan 063.8
          • Russian spring-summer (taiga) 063.0
          • specified type NEC 063.8
  • Infection, infected, infective (opportunistic) 136.9
    • virus, viral 079.99
      • encephalitis 049.9
        • tick-borne 063.9
          • specified type NEC 063.8

Crosswalk Information

The code 063.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
063.9 Right Arrow A84.9 Tick-borne viral encephalitis, unspecified
This ICD-9 to ICD-10 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-9 Code ICD-9 Description
063.0 Russian spring-summer [taiga] encephalitis
063.1 Louping ill
063.2 Central european encephalitis
063.8 Other specified tick-borne viral encephalitis


This page was last updated on: 10/1/2014