G37Header code — not billable
Other demyelinating diseases of central nervous system
- Chapter
- 6. Diseases of the nervous system
- Category
- G37
- Effective date
- October 1, 2026
Related codes in category G37
G37.0Diffuse sclerosis of central nervous systemYesG37.1Central demyelination of corpus callosumYesG37.2Central pontine myelinolysisYesG37.3Acute transverse myelitis in demyelinating disease of cnslYesG37.4Subacute necrotizing myelitis of central nervous systemYesG37.5Concentric sclerosis [Balo] of central nervous systemYesG37.8Oth demyelinating diseases of central nervous systemG37.81Myelin oligodendrocyte glycoprotein antibody diseaseYesG37.89Other specified demyelinating diseases of cnslYesG37.9Demyelinating disease of central nervous system, unspecifiedYes
Frequently asked questions
What is ICD-10 code G37?
G37 is an ICD-10-CM diagnosis code for Other demyelinating diseases of central nervous system.
Is G37 a billable code?
No. G37 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is G37 in?
G37 falls under Chapter 6: Diseases of the nervous system.
When did G37 become effective?
G37 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to G37?
G37 belongs to category G37, which includes 10 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.