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K56.1

✓ Billable

Intussusception

Diseases of the digestive system (K00-K95)

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Also Known As

Intussusception or invagination of bowelIntussusception or invagination of colonIntussusception or invagination of intestineIntussusception or invagination of rectum

❌ Excludes1

inherited from K56

Rules from parent category K56: Paralytic ileus and intestinal obstruction without hernia

  • • congenital stricture or stenosis of intestine (Q41-Q42)
  • • cystic fibrosis with meconium ileus (E84.11)
  • • ischemic stricture of intestine (K55.1)
  • • meconium ileus NOS (P76.0)
  • • neonatal intestinal obstructions classifiable to P76.-
  • • obstruction of duodenum (K31.5)
  • • postprocedural intestinal obstruction (K91.3-)

⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • • intussusception of appendix (K38.8)

⚠️ Excludes2

inherited from K56

Rules from parent category K56: Paralytic ileus and intestinal obstruction without hernia

  • • stenosis of anus or rectum (K62.4)

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Code Information

CodeK56.1
BillableYes
ParentK56
CategoryDiseases of the digestive system (K00-K95)
Excludes17 rule(s)
Excludes22 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)