C71: Malignant neoplasm of brain
Codes under C71 (Malignant neoplasm of brain). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| C71.0 | Malignant neoplasm of cerebrum, except lobes and ventricles | ✓ |
| C71.0 | Malignant neoplasm of cerebrum, except lobes and ventricles | ✓ |
| C71.1 | Malignant neoplasm of frontal lobe | ✓ |
| C71.1 | Malignant neoplasm of frontal lobe | ✓ |
| C71.2 | Malignant neoplasm of temporal lobe | ✓ |
| C71.2 | Malignant neoplasm of temporal lobe | ✓ |
| C71.3 | Malignant neoplasm of parietal lobe | ✓ |
| C71.3 | Malignant neoplasm of parietal lobe | ✓ |
| C71.4 | Malignant neoplasm of occipital lobe | ✓ |
| C71.4 | Malignant neoplasm of occipital lobe | ✓ |
| C71.5 | Malignant neoplasm of cerebral ventricle | ✓ |
| C71.5 | Malignant neoplasm of cerebral ventricle | ✓ |
| C71.6 | Malignant neoplasm of cerebellum | ✓ |
| C71.6 | Malignant neoplasm of cerebellum | ✓ |
| C71.7 | Malignant neoplasm of brain stem | ✓ |
| C71.7 | Malignant neoplasm of brain stem | ✓ |
| C71.8 | Malignant neoplasm of overlapping sites of brain | ✓ |
| C71.8 | Malignant neoplasm of overlapping sites of brain | ✓ |
| C71.9 | Malignant neoplasm of brain, unspecified | ✓ |
| C71.9 | Malignant neoplasm of brain, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code C71?
C71 is an ICD-10-CM category covering Malignant neoplasm of brain. It contains 20 more specific diagnosis codes, 20 of which are billable.
Is C71 a billable code?
No — C71 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 C71.0 — Malignant neoplasm of cerebrum, except lobes and ventricles). 20 of the 20 codes under C71 are billable.
What codes fall under C71?
C71 includes C71.0, C71.0, C71.1, C71.1, C71.2, 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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