ICD-10-CM Alphabetic Index · FY 2026 20 Entries
Ileus in the ICD-10-CM Index ICD-10-CM
The main term Ileus (bowel) (colon) (inhibitory) (intestine) carries 20 index entries pointing to 11 ICD-10-CM codes. The default entry is K56.7, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
20
Index Entries
11
Codes Referenced
K56.7
Default Code
I
Letter
20 of 20 shown
ICD-10-CM
Index Entries Under Ileus 20 entries · 11 codes
Ileus (bowel) (colon) (inhibitory) (intestine) K56.7
adynamic K56.0
due to gallstone (in intestine) K56.3
duodenal (chronic) K31.5
gallstone K56.3
mechanical NEC K56.699 see also Obstruction, intestine, specified NEC
meconium P76.0
in cystic fibrosis E84.11
meaning meconium plug (without cystic fibrosis) P76.0
myxedema K59.89
neurogenic K56.0
Hirschsprung's disease or megacolon Q43.1
newborn
due to meconium P76.0
in cystic fibrosis E84.11
meaning meconium plug (without cystic fibrosis) P76.0
transitory P76.1
obstructive K56.699 see also Obstruction, intestine, specified NEC
paralytic K56.0
postoperative K91.89
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
