C71 – Malignant neoplasm of brain
ICD-10-CM 2027 diagnosis code · Malignant neoplasms of eye, brain and other parts of central nervous system
ICD-10-CM code
C71
- Code
C71(claims format:C71)- Description
- Malignant neoplasm of brain
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 2. Neoplasms (C00-D49)
- Block
- C69-C72 Malignant neoplasms of eye, brain and other parts of central nervous system
Billable codes under C71
C71 is a header code and cannot be used on claims. Choose the most specific code:
- C71.0 – Malignant neoplasm of cerebrum, except lobes and ventriclesBillable
- C71.1 – Malignant neoplasm of frontal lobeBillable
- C71.2 – Malignant neoplasm of temporal lobeBillable
- C71.3 – Malignant neoplasm of parietal lobeBillable
- C71.4 – Malignant neoplasm of occipital lobeBillable
- C71.5 – Malignant neoplasm of cerebral ventricleBillable
- C71.6 – Malignant neoplasm of cerebellumBillable
- C71.7 – Malignant neoplasm of brain stemBillable
- C71.8 – Malignant neoplasm of overlapping sites of brainBillable
- C71.9 – Malignant neoplasm of brain, unspecifiedBillable
Notes for C71
Frequently asked questions
What is ICD-10 code C71?
C71 is the ICD-10-CM code for malignant neoplasm of brain, in the block C69-C72 (Malignant neoplasms of eye, brain and other parts of central nervous system).
Is C71 a billable code?
No. C71 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.