C20 MALIGNANT NEOPLASM OF RECTUM

Code Information

  • Diagnosis Code: C20
  • Short Description: Malignant neoplasm of rectum
  • Long Description: Malignant neoplasm of rectum
  • Code Version: 2025 ICD-10-CM

The code C20 is VALID for claim submission

Code Classification

Synonyms

  • Adenocarcinoma of rectum
  • Anorectal adenocarcinoma
  • Carcinoma of upper rectum
  • Leiomyosarcoma of rectum
  • Local recurrence of malignant tumor of rectum
  • Malignant melanoma of rectum
  • Malignant tumor of rectum
  • Overlapping malignant neoplasm of colon
  • Overlapping malignant neoplasm of colon and rectum
  • Primary malignant mesenchymal neoplasm of rectum
  • Primary malignant neoplasm of rectum
  • Primary squamous cell carcinoma of rectum
  • Squamous cell carcinoma of rectum

Diagnostic Related Group(s)

The code C20 is grouped in the following Diagnostic Related Group(s) MS-DRG V42.0

  1. Digestive Malignancy With Mcc (374)
  2. Digestive Malignancy With Cc (375)
  3. Digestive Malignancy Without Cc/mcc (376)

References to Index of Diseases and Injuries

The code C20 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Inclusion Terms:
    • Malignant neoplasm of rectal ampulla
  • Type 1 Excludes Notes:
    • malignant carcinoid tumor of the rectum (@C7A.026*)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C20 Right Arrow 154.1 Malignant neopl rectum
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
This page was last updated on: 10/1/2024
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