G36.8 – Other specified acute disseminated demyelination
ICD-10-CM 2027 diagnosis code · Demyelinating diseases of the central nervous system
ICD-10-CM code
G36.8
- Code
G36.8(claims format:G368)- Description
- Other specified acute disseminated demyelination
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 6. Diseases of the nervous system (G00-G99)
- Block
- G35-G37 Demyelinating diseases of the central nervous system
- Parent codes
- G36
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
G36 – Other acute disseminated demyelination
Excludes1 (not coded here):
- postinfectious encephalitis and encephalomyelitis NOS (G04.01)
Index terms for G36.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in G36
Frequently asked questions
What is ICD-10 code G36.8?
G36.8 is the ICD-10-CM code for other specified acute disseminated demyelination, in the block G35-G37 (Demyelinating diseases of the central nervous system).
Is G36.8 a billable code?
Yes. G36.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does G36.8 belong to?
It belongs to category G36 – Other acute disseminated demyelination.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.