K51.013
✓ BillableUlcerative (chronic) pancolitis with fistula
Diseases of the digestive system (K00-K95)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • Crohn's disease [regional enteritis] (K50.-)
Clinical Description
ICD-10-CM code K51.013 represents ulcerative (chronic) pancolitis with fistula. This code falls under the Diseases of the digestive system (K00-K95) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 7-character code at the 6th level of specificity. This is the most specific code available in this subcategory. Coders should note that K51.013 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code K51.013?
ICD-10-CM code K51.013 is "Ulcerative (chronic) pancolitis with fistula". It belongs to the category: Diseases of the digestive system (K00-K95).
Is K51.013 a billable ICD-10 code?
Yes, K51.013 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with K51.013?
K51.013 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Related Codes in K51.01
Other codes in the same category that may be relevant for differential coding:
🧪 Validate Combinations
Add K51.013 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)