K51.20

✓ Billable

Ulcerative (chronic) proctitis without complications

Diseases of the digestive system (K00-K95)

Also Known As

Ulcerative (chronic) proctitis NOS

✅ No additional coding notes for K51.20

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Code Information

CodeK51.20

BillableYes

ParentK51.2

CategoryDiseases of the digestive system (K00-K95)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)