C71.9
C71.9: Malignant neoplasm of brain, unspecified
Billable / specific codeICD-10-CM
C71.9 is a billable, specific ICD-10-CM code for malignant neoplasm of brain, unspecified. It is valid for submission on a claim.
Check C71.9 with the rest of the claim: free scrubberRisk adjustment
C71.9 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 20 Lung and Other Severe Cancers1.136 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.
Medicare coverage
C71.9 is named in 60 Medicare coverage policies: 60 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A52370Billing and Coding: Bevacizumab and biosimilars
- A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
- A52479Oral Anticancer Drugs - Policy Article
- A52480Oral Antiemetic Drugs (Replacement for Intravenous Antiemetics) - Policy Article
Alphabetic index entries that lead here
- Astroblastoma›unspecified site
- Astrocytoma›unspecified site
- Astroglioma›unspecified site
- Ependymoblastoma›unspecified site
- Ependymoma›unspecified site
- Gemistocytoma›unspecified site
- Glioblastoma›unspecified site
- Glioma›unspecified site
- Gliosarcoma›unspecified site
- Oligoastrocytoma›unspecified site
- Oligodendroblastoma›unspecified site
- Oligodendroglioma›unspecified site
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under C71
- C71.0Malignant neoplasm of cerebrum, except lobes and ventricles
- C71.1Malignant neoplasm of frontal lobe
- C71.2Malignant neoplasm of temporal lobe
- C71.3Malignant neoplasm of parietal lobe
- C71.4Malignant neoplasm of occipital lobe
- C71.5Malignant neoplasm of cerebral ventricle
- C71.6Malignant neoplasm of cerebellum
- C71.7Malignant neoplasm of brain stem
- C71.8Malignant neoplasm of overlapping sites of brain