A85Non-billable (header)
Other viral encephalitis, not elsewhere classified
Related Codes· Viral and prion infections of the central nervous system (A80-A89)
A80Acute poliomyelitisA81Atypical virus infections of central nervous systemA82RabiesA83Mosquito-borne viral encephalitisA84Tick-borne viral encephalitisA86Unspecified viral encephalitisA87Viral meningitisA88Other viral infections of central nervous system, not elsewh…A89Unspecified viral infection of central nervous system
Sub-codes of A85(4)
A85 is a non-billable header. Select a sub-code to bill.
✓ Includes
- •specified viral encephalomyelitis NEC
- •specified viral meningoencephalitis NEC
✗ Excludes 1(Not coded here)
- •encephalitis due to cytomegalovirus (B25.8)
- •encephalitis due to herpesvirus NEC (B10.0-)
- •encephalitis due to herpesvirus [herpes simplex] (B00.4)
- •encephalitis due to measles virus (B05.0)
- •encephalitis due to mumps virus (B26.2)
- •encephalitis due to poliomyelitis virus (A80.-)
- •encephalitis due to zoster (B02.0)
- •lymphocytic choriomeningitis (A87.2)
- •myalgic encephalomyelitis (G93.32)
Code Hierarchy
┌1Certain infectious and parasitic diseases (A00-B99)├A80-A89Viral and prion infections of the central nervous system (A80-A89)├A85Other viral encephalitis, not elsewhere classified
└A85Other viral encephalitis, not elsewhere classified
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