ICD-10-CM › G00-G99 › G89-G99 › G93.4 Other and unspecified encephalopathy › G93.42

Valid for claims with a date of service in the current code year.

Valid FY2024 onwards.

What has happened to this code

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

• Leukoencephalopathy > megalencephalic, with subcortical cysts

Codes in the same group

Code	Description	Status
G93.40	Encephalopathy, unspecified	Valid
G93.41	Metabolic encephalopathy	Valid
G93.43	Leukoencephalopathy with calcifications and cysts	Valid
G93.44	Adult-onset leukodystrophy with axonal spheroids	Valid
G93.45	Developmental and epileptic encephalopathy	Valid
G93.49	Other encephalopathy	Valid