All ICD10 Codes

G36

Non-Billable
ChapterG00–G99
Rankcategory
Official Description

Other acute disseminated demyelination

Use a more specific code (4 billable)
G36.0Neuromyelitis optica [Devic]G36.1Acute and subacute hemorrhagic leukoencephalitis [Hurst]G36.8Other specified acute disseminated demyelinationG36.9Acute disseminated demyelination, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

CH6 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • postinfectious encephalitis and encephalomyelitis NOS (G04.01)

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G35-G37Demyelinating diseases of the central nervous system (G35-G37)
G36Other acute disseminated demyelinationNot billable
G36.0Neuromyelitis optica [Devic]Billable
G36.1Acute and subacute hemorrhagic leukoencephalitis [Hurst]Billable
G36.8Other specified acute disseminated demyelinationBillable
G36.9Acute disseminated demyelination, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G36:

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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