ICD-10-CM Diagnosis Code (2025)
Official Description for C20
Malignant neoplasm of rectum
Coding Notes & Guidelines for C20
Excludes1: Not Coded Here
malignant carcinoid tumor of the rectum (C7A.026)
Inclusion Terms
Malignant neoplasm of rectal ampulla
About ICD-10-CM Code C20 (Malignant neoplasm of rectum)
ICD-10-CM code C20 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM C20 became effective on October 1, 2024.
This page provides detailed information about C20 - Malignant neoplasm of rectum. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Malignant neoplasm of rectum.