Specific code 2014 ICD-9-CM Diagnosis Code 164.8
Malignant neoplasm of other parts of mediastinum
  • 2014
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • Short description: Mal neo mediastinum NEC.
  • ICD-9-CM 164.8 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 164.8 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).
  • You are viewing the 2014 version of ICD-9-CM 164.8.
  • More recent version(s) of ICD-9-CM 164.8: 2015.
Convert to ICD-10-CM: 164.8 converts directly to:
  • 2015/16 ICD-10-CM C38.8 Malignant neoplasm of overlapping sites of heart, mediastinum and pleura
Approximate Synonyms
  • Cancer heart mediastinum or pleura overlap sites
  • Heart, mediastinal or pleural cancer, overlapping sites
  • Malignant neoplasm of thymus, heart and mediastinum
  • Overlapping malignant neoplasm of heart, mediastinum and pleura
Applies To
  • Malignant neoplasm of contiguous or overlapping sites of thymus, heart, and mediastinum whose point of origin cannot be determined
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 164.8 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.