K51.811: Other ulcerative colitis with rectal bleeding
K51.811 is the billable ICD-10-CM diagnosis code for Other ulcerative colitis with rectal bleeding. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code K51.811?
K51.811 is the ICD-10-CM diagnosis code for Other ulcerative colitis with rectal bleeding. It belongs to category K51 (Ulcerative colitis).
Is K51.811 a billable code?
Yes. K51.811 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does K51.811 belong to?
K51.811 is part of ICD-10-CM category K51 — Ulcerative colitis, which has 98 billable codes.
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
Code the diagnosis right
Join providers across the country delivering modern virtual care with CareNiva. Free to start, ready in minutes.
100% Satisfaction Guaranteed — try it risk-free