Adenoviral encephalitis
Billable / specific
A85.1 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Applicable to
- Adenoviral meningoencephalitis
Includes (from A85)
- diseases generally recognized as communicable or transmissible
- specified viral encephalomyelitis NEC
- specified viral meningoencephalitis NEC
Excludes1
Not coded here — never report together with this code.
- postpolio syndrome (G14) (from A85)
- sequelae of poliomyelitis (B91) (from A85)
- sequelae of viral encephalitis (B94.1) (from A85)
- encephalitis due to cytomegalovirus (B25.8) (from A85)
- encephalitis due to herpesvirus NEC (B10.0-) (from A85)
- encephalitis due to herpesvirus [herpes simplex] (B00.4) (from A85)
- encephalitis due to measles virus (B05.0) (from A85)
- encephalitis due to mumps virus (B26.2) (from A85)
- encephalitis due to poliomyelitis virus (A80.-) (from A85)
- encephalitis due to zoster (B02.0) (from A85)
- lymphocytic choriomeningitis (A87.2) (from A85)
- myalgic encephalomyelitis (G93.32) (from A85)
Excludes2
Not included here — may be reported together when both conditions exist.
- carrier or suspected carrier of infectious disease (Z22.-) (from A85)
- certain localized infections - see body system-related chapters (from A85)
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) (from A85)
- infectious and parasitic diseases specific to the perinatal period (P35-P39) (from A85)
- influenza and other acute respiratory infections (J00-J22) (from A85)
Use additional code
Add a code to identify the following, if applicable.
Also known as
- Adenoviral meningoencephalitis
- Encephalitis, in adenovirus
Parent code
- A85Other viral encephalitis, not elsewhere classifiedHeader