ICD-9-CM 191.6 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 191.6 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
2015/16 ICD-10-CM C71.6 Malignant neoplasm of cerebellum
Approximate Synonyms
Cancer of the brain, cerebellum, medulloblastoma
Cancer of the cerebellum
Cancer of the cerebellum, glioma
Cerebellar cancer
Malignant glioma of cerebellum
Malignant glioma, cerebellum
Medulloblastoma of cerebellum
Medulloblastoma, cerebellum
Primary malignant neoplasm of cerebellum
Clinical Information
Primary and secondary (metastatic) malignant tumors that occur in the cerebellum. Histologic types include medulloblastomas, high grade (who stage iii or iv) cerebellar astrocytomas, lymphomas, gangliogliomas, gliosarcomas, and several other subtypes. The most frequent malignant cerebellar neoplasm of childhood is medulloblastoma. In adults, metastases from other sites are relatively common. Clinical features include ataxia, headache, nausea, dizzyness, nystagmus, diplopia, papilledema, etc
2015 ICD-9-CM Diagnosis Code 191.6 
desmoplastic (M9471/3) 191.6
unspecified site 191.6
