All ICD10 Codes

G93.4

Non-Billable
ChapterG00–G99
Ranksubcategory
Official Description

Other and unspecified encephalopathy

Use a more specific code (7 billable)
G93.40Encephalopathy, unspecifiedG93.41Metabolic encephalopathyG93.42Megalencephalic leukoencephalopathy with subcortical cystsG93.43Leukoencephalopathy with calcifications and cystsG93.44Adult-onset leukodystrophy with axonal spheroidsG93.45Developmental and epileptic encephalopathyG93.49Other encephalopathy
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)
  • alcoholic encephalopathy (G31.2)
  • encephalopathy in diseases classified elsewhere (G94)
  • hypertensive encephalopathy (I67.4)
  • toxic (metabolic) encephalopathy (G92.8)
General instructions are available for the parent sections:
View CH6 Notes

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G89-G99Other disorders of the nervous system (G89-G99)
G93Other disorders of brain
G93.4Other and unspecified encephalopathyNot billable
G93.40Encephalopathy, unspecifiedBillable
G93.41Metabolic encephalopathyBillable
G93.42Megalencephalic leukoencephalopathy with subcortical cystsBillable
G93.43Leukoencephalopathy with calcifications and cystsBillable
G93.44Adult-onset leukodystrophy with axonal spheroidsBillable
G93.45Developmental and epileptic encephalopathyBillable
G93.49Other encephalopathyBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G93.4:

chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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