A84 Tick-borne viral encephalitis
ICD-10-CM category A84 sits in Chapter 1 (Certain infectious and parasitic diseases, A00-B99). It contains 5 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
A84.8 Other tick-borne viral encephalitis
Billable codes in A84
| Code | Description |
|---|---|
A84.0 | Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis] |
A84.1 | Central European tick-borne encephalitis |
A84.81 | Powassan virus disease |
A84.89 | Other tick-borne viral encephalitis |
A84.9 | Tick-borne viral encephalitis, unspecified |
Search within ICD-10-CM for A84 and related codes
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