Specific code 2015 ICD-9-CM Diagnosis Code 191.6
Malignant neoplasm of cerebellum nos
  • 2015
  • Billable Code
  • ICD-9-CM 191.6 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 191.6 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease 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
Applies To
  • Cerebellopontine angle
Convert to ICD-10-CM: 191.6 converts directly to:
  • 2015 ICD-10-CM C71.6 Malignant neoplasm of cerebellum
ICD-9-CM Volume 2 Index entries containing back-references to 191.6:
  • Medulloblastoma (M9470/3)
    • desmoplastic (M9471/3) 191.6
    • unspecified site 191.6
  • Medullomyoblastoma (M9472/3)
    • unspecified site 191.6
  • Sarcoma (M8800/3) - see also Neoplasm, connective tissue, malignant
    • cerebellar (M9480/3) 191.6
      • circumscribed (arachnoidal) (M9471/3) 191.6
    • circumscribed (arachnoidal) cerebellar (M9471/3) 191.6
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 191.6 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.