C71.5 MALIGNANT NEOPLASM OF CEREBRAL VENTRICLE

Code Information

  • Diagnosis Code: C71.5
  • Short Description: Malignant neoplasm of cerebral ventricle
  • Long Description: Malignant neoplasm of cerebral ventricle
  • Code Version: 2025 ICD-10-CM

The code C71.5 is VALID for claim submission

Code Classification

Synonyms

  • Choroid plexus carcinoma
  • Increased cerebrospinal fluid production
  • Increased cerebrospinal fluid production due to choroid plexus carcinoma
  • Malignant neoplasm of choroid plexus
  • Malignant neoplasm of floor of cerebral ventricle
  • Malignant neoplasm of ventricle of brain
  • Neoplasm of choroid plexus
  • Neoplasm of choroid plexus
  • Neoplasm of choroid plexus
  • Primary astrocytoma of cerebral ventricle
  • Primary choroid plexus carcinoma
  • Primary ependymoma of brain ventricle
  • Primary glioblastoma multiforme of brain
  • Primary glioblastoma multiforme of cerebral ventricle
  • Primary malignant astrocytoma of brain
  • Primary malignant glioma of cerebral ventricle
  • Primary malignant neoplasm of brain ventricle

References to Index of Diseases and Injuries

The code C71.5 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Type 1 Excludes Notes:
    • malignant neoplasm of fourth cerebral ventricle (@C71.7*)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C71.5 Right Arrow 191.5 Mal neo cereb ventricle
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
C71 Malignant neoplasm of brain
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
C71.6 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
This page was last updated on: 10/1/2025
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