C71
⚠ Non-billable
Malignant neoplasm of brain
ICD-10-CM · FY2026 · Neoplasms
Code
C71
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Neoplasms
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code C71?
ICD-10-CM code C71 represents Malignant neoplasm of brain. It is a non-billable header code requiring a more specific subcategory in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is C71 billable?
No. C71 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is C71 in?
C71 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the C71 category
C71.0
Malignant neoplasm of cerebrum, except lobes and ventricles
Billable
C71.1
Malignant neoplasm of frontal lobe
Billable
C71.2
Malignant neoplasm of temporal lobe
Billable
C71.3
Malignant neoplasm of parietal lobe
Billable
C71.4
Malignant neoplasm of occipital lobe
Billable
C71.5
Malignant neoplasm of cerebral ventricle
Billable
C71.6
Malignant neoplasm of cerebellum
Billable
C71.7
Malignant neoplasm of brain stem
Billable
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