K56 Paralytic ileus and intestinal obstruction without hernia

⚠ Non-Billable ICD-10-CM 2026
Open K56 in Web App →

The ICD-10-CM code for Paralytic ileus and intestinal obstruction without hernia is K56 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
K55-K64: Other diseases of intestines (K55-K64)
Category K56
22 codes (16 billable)
FY2026 Status
Stable since FY2024
Excludes1
Not coded here. These conditions should NOT be coded together with K56.
  • 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
Not included here. These conditions are coded elsewhere but may be coded together if applicable.
  • stenosis of anus or rectum (K62.4)

Official Coding Guidelines

Chapter 11 reserved for future expansion

11. Chapter 11: Diseases of the Digestive System (K00-K95) Reserved for future guideline expansion

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.11

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

More Specific Codes

K56.0 Paralytic ileus K56.1 Intussusception K56.2 Volvulus K56.3 Gallstone ileus K56.4 Other impaction of intestine K56.41 Fecal impaction K56.49 Other impaction of intestine K56.5 Intestinal adhesions [bands] with obstruction (postinfection) K56.50 Intestinal adhesions [bands], unspecified as to partial versus complete obstruction K56.51 Intestinal adhesions [bands], with partial obstruction K56.52 Intestinal adhesions [bands] with complete obstruction K56.6 Other and unspecified intestinal obstruction K56.60 Unspecified intestinal obstruction K56.600 Partial intestinal obstruction, unspecified as to cause K56.601 Complete intestinal obstruction, unspecified as to cause K56.609 Unspecified intestinal obstruction, unspecified as to partial versus complete obstruction K56.69 Other intestinal obstruction K56.690 Other partial intestinal obstruction K56.691 Other complete intestinal obstruction K56.699 Other intestinal obstruction unspecified as to partial versus complete obstruction K56.7 Ileus, unspecified

Related Codes in K56

K56.0 Paralytic ileus K56.1 Intussusception K56.2 Volvulus K56.3 Gallstone ileus K56.4 Other impaction of intestine K56.41 Fecal impaction K56.49 Other impaction of intestine K56.5 Intestinal adhesions [bands] with obstruction (postinfection) K56.50 Intestinal adhesions [bands], unspecified as to partial versus complete obstruction K56.51 Intestinal adhesions [bands], with partial obstruction K56.52 Intestinal adhesions [bands] with complete obstruction K56.6 Other and unspecified intestinal obstruction K56.60 Unspecified intestinal obstruction K56.600 Partial intestinal obstruction, unspecified as to cause K56.601 Complete intestinal obstruction, unspecified as to cause K56.609 Unspecified intestinal obstruction, unspecified as to partial versus complete obstruction K56.69 Other intestinal obstruction K56.690 Other partial intestinal obstruction K56.691 Other complete intestinal obstruction K56.699 Other intestinal obstruction unspecified as to partial versus complete obstruction
Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

Get HCC Mappings, Clinical Summaries, and More

Access premium features including HCC risk adjustment, FDA drug indications, AI coding assistant, and comprehensive clinical context.

Start Free Trial