G37: Other demyelinating diseases of central nervous system
Codes under G37 (Other demyelinating diseases of central nervous system). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| G37.0 | Diffuse sclerosis of central nervous system | ✓ |
| G37.0 | Diffuse sclerosis of central nervous system | ✓ |
| G37.1 | Central demyelination of corpus callosum | ✓ |
| G37.1 | Central demyelination of corpus callosum | ✓ |
| G37.2 | Central pontine myelinolysis | ✓ |
| G37.2 | Central pontine myelinolysis | ✓ |
| G37.3 | Acute transverse myelitis in demyelinating disease of central nervous system | ✓ |
| G37.3 | Acute transverse myelitis in demyelinating disease of central nervous system | ✓ |
| G37.4 | Subacute necrotizing myelitis of central nervous system | ✓ |
| G37.4 | Subacute necrotizing myelitis of central nervous system | ✓ |
| G37.5 | Concentric sclerosis [Balo] of central nervous system | ✓ |
| G37.5 | Concentric sclerosis [Balo] of central nervous system | ✓ |
| G37.8 | Other specified demyelinating diseases of central nervous system | — |
| G37.8 | Other specified demyelinating diseases of central nervous system | — |
| G37.9 | Demyelinating disease of central nervous system, unspecified | ✓ |
| G37.9 | Demyelinating disease of central nervous system, unspecified | ✓ |
| G37.81 | Myelin oligodendrocyte glycoprotein antibody disease | ✓ |
| G37.81 | Myelin oligodendrocyte glycoprotein antibody disease | ✓ |
| G37.89 | Other specified demyelinating diseases of central nervous system | ✓ |
| G37.89 | Other specified demyelinating diseases of central nervous system | ✓ |
Frequently asked questions
What is ICD-10-CM code G37?
G37 is an ICD-10-CM category covering Other demyelinating diseases of central nervous system. It contains 20 more specific diagnosis codes, 18 of which are billable.
Is G37 a billable code?
No — G37 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example G37.0 — Diffuse sclerosis of central nervous system). 18 of the 20 codes under G37 are billable.
What codes fall under G37?
G37 includes G37.0, G37.0, G37.1, G37.1, G37.2, plus 15 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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