ICD-10 Code for Ileus
Also indexed as (bowel) (colon) (inhibitory) (intestine)
The ICD-10-CM code for ileus is K56.7 — Ileus, unspecified. This is the code the Alphabetic Index gives for ileus with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
K56.7 is billable but unspecified. If the documentation names a type, site or cause, one of the more specific codes below is likely expected.
Which ileus code should you use?
The Alphabetic Index lists 11 codes under Ileus. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
| adynamic | K56.0 | Paralytic ileus | |
| due to gallstone | K56.3 | Gallstone ileus | |
| duodenal | K31.5 | Obstruction of duodenum | |
| gallstone | K56.3 | Gallstone ileus | |
| mechanical NEC | K56.699 | Other intestinal obstruction unspecified as to partial versus complete obstruction | |
| meconium | P76.0 | Meconium plug syndrome | |
| myxedema | K59.89 | Other specified functional intestinal disorders | |
| neurogenic | K56.0 | Paralytic ileus | |
| obstructive | K56.699 | Other intestinal obstruction unspecified as to partial versus complete obstruction | |
| paralytic | K56.0 | Paralytic ileus | |
| postoperative | K91.89 | Other postprocedural complications and disorders of digestive system |
Ileus meconium
Ileus neurogenic
| Hirschsprung's disease or megacolon | Q43.1 | Hirschsprung's disease |
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources