C45.1 MESOTHELIOMA OF PERITONEUM

Diagnosis Code: C45.1

Short Description: Mesothelioma of peritoneum

Long Description: Mesothelioma of peritoneum

The code C45.1 is VALID for claim submission

Code Classification:

• Neoplasms (C00–D48)
  • Malignant neoplasms of mesothelial and soft tissue (C45-C49)
    • Mesothelioma (C45)
      • C45.1 Mesothelioma of peritoneum

Code Version: 2018 ICD-10-CM

Synonyms

• Malignant mesothelioma of mesentery
• Malignant mesothelioma of omentum
• Malignant mesothelioma of parietal peritoneum
• Malignant mesothelioma of pelvic peritoneum
• Malignant mesothelioma of peritoneum
• Malignant neoplasm of mesentery
• Malignant neoplasm of omentum
• Malignant tumor of mesothelial tissue
• Mesothelioma
• Neoplasm of mesothelial tissue of peritoneum
• Neoplasm of omentum
• Neoplasm of parietal peritoneum
• Primary malignant neoplasm of omentum
• Primary malignant neoplasm of parietal peritoneum
• Primary malignant neoplasm of the mesentery

Diagnostic Related Group(s)

• Digestive Malignancy With Mcc (374)
• Digestive Malignancy With Cc (375)
• Digestive Malignancy Without Cc/mcc (376)

References to Index of Diseases and Injuries

• Inclusion Terms:
  • Mesothelioma of cul-de-sac
  • Mesothelioma of mesentery
  • Mesothelioma of mesocolon
  • Mesothelioma of omentum
  • Mesothelioma of peritoneum (parietal) (pelvic)
• Type 1 Excludes Notes:
  • other malignant neoplasm of soft tissue of peritoneum (C48.-)

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
C45.1		158.8	Mal neo peritoneum NEC

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