K56
⚠ Non-billable
Paralytic ileus and intestinal obstruction without hernia
ICD-10-CM · FY2026 · Diseases of the Digestive System
Code
K56
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Digestive System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- 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, but may code together
- stenosis of anus or rectum (K62.4)
Frequently asked questions
What is ICD-10 code K56?
ICD-10-CM code K56 represents Paralytic ileus and intestinal obstruction without hernia. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.
Is K56 billable?
No. K56 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is K56 in?
K56 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.
Related codes in the K56 category
K56.0
Paralytic ileus
Billable
K56.1
Intussusception
Billable
K56.2
Volvulus
Billable
K56.3
Gallstone ileus
Billable
K56.4
Other impaction of intestine
Non-billable
K56.5
Intestinal adhesions [bands] with obstruction (postinfection)
Non-billable
K56.6
Other and unspecified intestinal obstruction
Non-billable
K56.7
Ileus, unspecified
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →