ICD-10-CM 2027
ICD-10 code for demyelination
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Demyelination, demyelinization”. Page updated September 29, 2026.
About coding demyelination
The official ICD-10-CM index doesn't give a single default code for demyelination; the code depends on the details below.
More specific demyelination codes (official index)
- central nervous system G37.9 — Demyelinating disease of central nervous system, unspecified
- specified NEC G37.89 — Other specified demyelinating diseases of central nervous system
- corpus callosum (central) G37.1 — Central demyelination of corpus callosum
- disseminated, acute G36.9 — Acute disseminated demyelination, unspecified
- specified NEC G36.8 — Other specified acute disseminated demyelination
- global G35.D — Multiple sclerosis, unspecified
- in optic neuritis G36.0 — Neuromyelitis optica [Devic]
Common questions about demyelination ICD-10 codes
What is the ICD-10 code for central nervous system demyelination?
- G37.9 — Demyelinating disease of central nervous system, unspecified.
What is the ICD-10 code for corpus callosum demyelination?
- G37.1 — Central demyelination of corpus callosum.
What is the ICD-10 code for global demyelination?
- G35.D — Multiple sclerosis, unspecified.