Specific code 2012 ICD-9-CM Diagnosis Code 173.80
Unspecified malignant neoplasm of other specified sites of skin
  • Short description: Mal neo skn site NEC/NOS.
  • ICD-9-CM 173.80 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 173.80 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 173.80.
  • More recent version(s) of ICD-9-CM 173.80: 2013 2014 2015.
Disease Synonyms
  • Cancer of perianal skin
  • Cancer, skin of forehead
  • Primary malignant neoplasm of perianal skin
  • Primary malignant neoplasm of skin of forehead
  • Skin cancer, forehead
  • Skin cancer, perianal skin
Convert to ICD-10-CM: 173.80 converts approximately to:
  • 2015 ICD-10-CM C44.80 Unspecified malignant neoplasm of overlapping sites of skin
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 173.80 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.