K60.421
✓ BillableRectal fistula, complex, initial
Diseases of the digestive system (K00-K95)
Also Known As
Rectal fistula, complex, new
✅ No additional coding notes for K60.421
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CodeK60.421
BillableYes
ParentK60.42
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)