K59.01
✓ BillableSlow transit constipation
Diseases of the digestive system (K00-K95)
❌ Excludes1
inherited from K59.0Rules from parent category K59.0: Constipation
- • fecal impaction (K56.41)
⚠️ Excludes2
inherited from K59.0Rules from parent category K59.0: Constipation
- • incomplete defecation (R15.0)
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CodeK59.01
BillableYes
ParentK59.0
CategoryDiseases of the digestive system (K00-K95)
Excludes11 rule(s)
Excludes21 note(s)
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)