G93.40
Encephalopathy, unspecified
- Release
- FY 2027
- Effective
Hierarchy
Where G93.40 sits in the official hierarchy. Each level is the code it is classified under.
- G93 Other disorders of brain
- G93.4 Parent Other and unspecified encephalopathy
- G93.40 This code Encephalopathy, unspecified
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Excludes2
alcoholic encephalopathy ( G31.2 )
Inherited from G93.4 — Other and unspecified encephalopathy
Excludes2
encephalopathy in diseases classified elsewhere ( G94 )
Inherited from G93.4 — Other and unspecified encephalopathy
Version History
How G93.40 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentEncephalopathy, unspecified
-
FY 2026 Effective
UnchangedEncephalopathy, unspecified
Related Codes
Other codes under G93.4
- G93.41 Metabolic encephalopathy Billable
- G93.42 Megalencephalic leukoencephalopathy with subcortical cysts Billable
- G93.43 Leukoencephalopathy with calcifications and cysts Billable
- G93.44 Adult-onset leukodystrophy with axonal spheroids Billable
- G93.45 Developmental and epileptic encephalopathy Billable
- G93.49 Other encephalopathy Billable
Codes whose official notes reference G93.40
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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