ICD-10-CM category
Q07: Other congenital malformations of nervous system
Codes under Q07 (Other congenital malformations of nervous system). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| Q07.0 | Arnold-Chiari syndrome | — |
| Q07.00 | Arnold-Chiari syndrome without spina bifida or hydrocephalus | ✓ |
| Q07.01 | Arnold-Chiari syndrome with spina bifida | ✓ |
| Q07.02 | Arnold-Chiari syndrome with hydrocephalus | ✓ |
| Q07.03 | Arnold-Chiari syndrome with spina bifida and hydrocephalus | ✓ |
| Q07.8 | Other specified congenital malformations of nervous system | ✓ |
| Q07.9 | Congenital malformation of nervous system, unspecified | ✓ |
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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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