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ICD-10-CM 2027

ICD-10 code for small bowel ischemia

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Ischemia, ischemic › small bowel”. Page updated September 29, 2026.

About coding small bowel ischemia

The official ICD-10-CM index doesn't give a single default code for small bowel ischemia; the code depends on the details below.

More specific small bowel ischemia codes (official index)

  • acute K55.019 — Acute (reversible) ischemia of small intestine, extent unspecified
  • diffuse K55.012 — Diffuse acute (reversible) ischemia of small intestine
  • focal K55.011 — Focal (segmental) acute (reversible) ischemia of small intestine
  • chronic K55.1 — Chronic vascular disorders of intestine
  • due to mesenteric artery insufficiency K55.1 — Chronic vascular disorders of intestine

Common questions about small bowel ischemia ICD-10 codes

What is the ICD-10 code for acute small bowel ischemia?

K55.019 — Acute (reversible) ischemia of small intestine, extent unspecified.

What is the ICD-10 code for chronic small bowel ischemia?

K55.1 — Chronic vascular disorders of intestine.