D12.9

D12.9

Billable

Benign neoplasm of anus and anal canal

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A noncancerous tumor located in the anus or anal canal at the opening of the rectum.

Coding Tips

•Distinguish between anal canal tumors (D12.9) and rectal tumors (D12.8) based on anatomical location
•Verify benign histology is documented to avoid miscoding malignant anal neoplasms

Excludes 1 — Do NOT code together

benign neoplasm of anal margin (D22.5, D23.5)
benign neoplasm of anal skin (D22.5, D23.5)
benign neoplasm of perianal skin (D22.5, D23.5)

Code Hierarchy

└D12Benign neoplasm of colon, rectum, anus and anal canal └D12.9Benign neoplasm of anus and anal canal

└D12.9Benign neoplasm of anus and anal canal