ICD-10-CM Diagnosis Code C19
Diagnosis Code: C19 (Raw: C19)
Description: Malignant neoplasm of rectosigmoid junction
Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)
Fiscal Year: 2026
CMS Section 111 Status: Valid for reporting.
Overview & Clinical Details
ICD-10-CM code C19 is designated for Malignant neoplasm of rectosigmoid junction. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.
