Q01: Encephalocele
Codes under Q01 (Encephalocele). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| Q01.0 | Frontal encephalocele | ✓ |
| Q01.0 | Frontal encephalocele | ✓ |
| Q01.1 | Nasofrontal encephalocele | ✓ |
| Q01.1 | Nasofrontal encephalocele | ✓ |
| Q01.2 | Occipital encephalocele | ✓ |
| Q01.2 | Occipital encephalocele | ✓ |
| Q01.8 | Encephalocele of other sites | ✓ |
| Q01.8 | Encephalocele of other sites | ✓ |
| Q01.9 | Encephalocele, unspecified | ✓ |
| Q01.9 | Encephalocele, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code Q01?
Q01 is an ICD-10-CM category covering Encephalocele. It contains 10 more specific diagnosis codes, 10 of which are billable.
Is Q01 a billable code?
No — Q01 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 Q01.0 — Frontal encephalocele). 10 of the 10 codes under Q01 are billable.
What codes fall under Q01?
Q01 includes Q01.0, Q01.0, Q01.1, Q01.1, Q01.2, plus 5 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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