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K57.1

⚠ Non-billable (Header)

Diverticular disease of small intestine without perforation or abscess

Diseases of the digestive system (K00-K95)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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❌ Excludes1

direct

Cannot be coded with K57.1

  • • diverticular disease of both small and large intestine without perforation or abscess (K57.5-)

❌ Excludes1

inherited from K57

Rules from parent category K57: Diverticular disease of intestine

  • • congenital diverticulum of intestine (Q43.8)
  • • Meckel's diverticulum (Q43.0)

⚠️ Excludes2

inherited from K57

Rules from parent category K57: Diverticular disease of intestine

  • • diverticulum of appendix (K38.2)

Child Codes (4)

K57.10Diverticulosis of small intestine without perforation or abscess without bleedingK57.11Diverticulosis of small intestine without perforation or abscess with bleedingK57.12Diverticulitis of small intestine without perforation or abscess without bleedingK57.13Diverticulitis of small intestine without perforation or abscess with bleeding

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Code Information

CodeK57.1
BillableNo — Header code
ParentK57
CategoryDiseases of the digestive system (K00-K95)
Excludes13 rule(s)
Excludes21 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)