K51.91
Header — not billableUlcerative colitis, unspecified, with complications
The ICD-10 code for ulcerative colitis, unspecified, with complications is K51.91.
K51.91 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under K51.91
- K51.911Ulcerative colitis, unspecified with rectal bleeding
- K51.912Ulcerative colitis, unspecified with intestinal obstruction
- K51.913Ulcerative colitis, unspecified with fistula
- K51.914Ulcerative colitis, unspecified with abscess
- K51.918Ulcerative colitis, unspecified with other complication
- K51.919Ulcerative colitis, unspecified with unspecified complications
Related codes in this category
- K51.90Ulcerative colitis, unspecified, without complications
- K51.91Ulcerative colitis, unspecified, with complicationsnon-billable header