2025
ICD-10-CM
Diagnosis
Code

C20 Malignant neoplasm of rectum

  • Billable
  • 2016–2025

C20 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Malignant neoplasm of rectum.

Inclusion term

  • Malignant neoplasm of rectal ampulla

Type 1 excludes

  • Malignant carcinoid tumor of the rectum (C7A.026)

Versions

  1. 2025

    No changes

  2. 2024

    No changes

  3. 2023

    No changes

  4. 2022

    No changes

  5. 2021

    No changes

  6. 2020

    No changes

  7. 2019

    No changes

  8. 2018

    No changes

  9. 2017

    No changes

  10. 2016

    New code