K31.5

Billable

Obstruction of duodenum

K31.5 is the ICD-10-CM code for Obstruction of duodenum. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
K00-K95
Parent
K31
Edition
FY2026

K00-K95 Diseases of the digestive system

What this means — in plain language

MedlinePlus · NIH

An intestinal obstruction occurs when food or stool cannot move through the intestines. The obstruction can be complete or partial. There are many causes. The most common are adhesions , hernias , cancers, and certain medicines. Symptoms include: Severe abdominal pain or cramping Vomiting Bloating Loud bowel sounds Swelling of the abdomen Inability to pass gas Constipation A complete intestinal obstruction is a…

Read more about Intestinal Obstruction at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Constriction of duodenum
  • Duodenal ileus (chronic)
  • Stenosis of duodenum
  • Stricture of duodenum
  • Volvulus of duodenum

Excludes1 — not coded here

  • congenital stenosis of duodenum (Q41.0)

Frequently asked questions

What is ICD-10 code K31.5?
K31.5 is the ICD-10-CM code for "Obstruction of duodenum". It falls under K00-K95 Diseases of the digestive system.
Is K31.5 a billable code?
Yes — K31.5 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from K31.5?
Excludes1 (not coded here): congenital stenosis of duodenum (Q41.0).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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