323.9
Unspecified causes of encephalitis, myelitis, and encephalomyelitis
The ICD-9 code for unspecified causes of encephalitis, myelitis, and encephalomyelitis is 323.9.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 323.9 →