Index to Diseases and Injuries
Encephalomyelitis
- acute disseminated G04.00
- infectious G04.01
- noninfectious G04.81
- postimmunization G04.02
- postinfectious G04.01
- acute necrotizing hemorrhagic G04.30
- postimmunization G04.32
- postinfectious G04.31
- specified NEC G04.39
- equine A83.9
- Eastern A83.2
- Venezuelan A92.2
- Western A83.1
- in diseases classified elsewhere G05.3
- myalgic G93.32
- chronic fatigue syndrome [ME/CFS] G93.32
- postchickenpox B01.11
- postinfectious NEC G04.01
- postmeasles B05.0
- postvaccinal G04.02
- postvaricella B01.11
- rubella B06.01
- specified NEC G04.81
- Venezuelan equine A92.2
Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.
Frequently asked questions
What is the ICD-10-CM code for Encephalomyelitis?
The ICD-10-CM Alphabetic Index directs "Encephalomyelitis" to G04.90. Subterms below it may lead to a more specific code. Always confirm the code in the Tabular List before assigning it.
ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.