ICD-10-CM C71: Malignant neoplasm of brain

ICD-10-CM Diagnosis Code (2025)

Official Description for C71

Malignant neoplasm of brain

Coding Notes & Guidelines for C71

Excludes1: Not Coded Here
  • malignant neoplasm of cranial nerves (C72.2-C72.5)
  • retrobulbar malignant neoplasm (C69.6-)
Excludes1: Not Coded Here

malignant neoplasm of fourth cerebral ventricle (C71.7)

Inclusion Terms

Malignant neoplasm of supratentorial NOS

Inclusion Terms
  • Malignant neoplasm of fourth cerebral ventricle
  • Infratentorial malignant neoplasm NOS

Child Codes (More Specific Codes for C71):

C71.0 - Malignant neoplasm of cerebrum, except lobes and ventricles C71.1 - Malignant neoplasm of frontal lobe C71.2 - Malignant neoplasm of temporal lobe C71.3 - Malignant neoplasm of parietal lobe C71.4 - Malignant neoplasm of occipital lobe C71.5 - Malignant neoplasm of cerebral ventricle C71.6 - Malignant neoplasm of cerebellum C71.7 - Malignant neoplasm of brain stem C71.8 - Malignant neoplasm of overlapping sites of brain C71.9 - Malignant neoplasm of brain, unspecified

About ICD-10-CM Code C71 (Malignant neoplasm of brain)

ICD-10-CM code C71 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM C71 became effective on October 1, 2024.

This page provides detailed information about C71 - Malignant neoplasm of brain. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Malignant neoplasm of brain.