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K56.5

K56.5: Intestinal adhesions [bands] with obstruction (postinfection)

Non-billable headerICD-10-CM

K56.5 is a non-billable header ICD-10-CM code for intestinal adhesions [bands] with obstruction (postinfection). It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Abdominal hernia due to adhesions with obstruction
  • Peritoneal adhesions [bands] with intestinal obstruction (postinfection)

Excludes1 inherited from the categories above K56.5

A category’s note binds every code beneath it.

Written on 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 inherited from the categories above K56.5

Not part of this code, but both may be coded when both are present.

Written on K56: Paralytic ileus and intestinal obstruction without hernia

  • stenosis of anus or rectum (K62.4)

Other codes that can never be billed with K56.5

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • K66.0Peritoneal adhesions (postprocedural) (postinfection)
  • P76.8Other specified intestinal obstruction of newborn

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead K56.5

3 child codes. Green means billable.

Other codes under K56

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.