Specific code 2015 ICD-9-CM Diagnosis Code 158.8
Malignant neoplasm of specified parts of peritoneum
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 158.8 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 158.8 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).
Convert to ICD-10-CM: 158.8 converts approximately to:
  • 2015/16 ICD-10-CM C48.1 Malignant neoplasm of specified parts of peritoneum
    Or:
  • 2015/16 ICD-10-CM C48.8 Malignant neoplasm of overlapping sites of retroperitoneum and peritoneum
Approximate Synonyms
  • Cancer of the mesentery
  • Cancer of the mesocolon
  • Cancer of the mesocolon, mesothelioma
  • Cancer of the omentum
  • Cancer of the peritoneum, parietal
  • Cancer of the peritoneum, pelvic
  • Cancer of the rectouterine pouch
  • Cancer retroperitoneum and peritoneum
  • Malignant mesothelioma of mesocolon
  • Malignant mesothelioma, mesocolon
  • Overlapping malignant neoplasm of retroperitoneum and peritoneum
  • Peritoneal cancer, mesentery
  • Peritoneal cancer, mesocolon
  • Peritoneal cancer, omentum
  • Peritoneal cancer, parietal peritoneum
  • Peritoneal cancer, pelvic peritoneum
  • Peritoneal cancer, rectouterine pouch
  • Primary malignant neoplasm of parietal peritoneum
  • Primary malignant neoplasm of pelvic peritoneum
  • Primary malignant neoplasm of rectouterine pouch
  • Primary malignant neoplasm of the mesentery
  • Primary malignant neoplasm of the mesocolon
  • Primary malignant neoplasm of the omentum
  • Retroperitoneal and peritoneal cancer, overlapping sites
Applies To
  • Cul-de-sac (of Douglas)
  • Mesentery
  • Mesocolon
  • Omentum
  • Peritoneum:
    • parietal
    • pelvic
  • Rectouterine pouch
  • Malignant neoplasm of contiguous or overlapping sites of retroperitoneum and peritoneum 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 158.8 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.