K51.3
Header — not billableUlcerative (chronic) rectosigmoiditis
The ICD-10 code for ulcerative (chronic) rectosigmoiditis is K51.3.
K51.3 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 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.
- •Laterality-specific codes exist for this condition — confirm the affected side is documented.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- K51.0Ulcerative (chronic) pancolitisnon-billable header
- K51.2Ulcerative (chronic) proctitisnon-billable header
- K51.4Inflammatory polyps of colonnon-billable header
- K51.5Left sided colitisnon-billable header
- K51.8Other ulcerative colitisnon-billable header
- K51.9Ulcerative colitis, unspecifiednon-billable header
- K51.3Ulcerative (chronic) rectosigmoiditisnon-billable header