ICD-10-CM
ICD-10 code for Ileus: K56.7
The ICD-10-CM index points "Ileus" to K56 (Paralytic ileus and intestinal obstruction without hernia), a header that is not billable. When nothing more specific is documented, the billable code is K56.7, Ileus, unspecified.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- K56.0adynamic, Paralytic ileusBillable
- K56.3due to gallstone (in intestine), Gallstone ileusBillable
- K31.5duodenal (chronic), Obstruction of duodenumBillable
- K56.3gallstone, Gallstone ileusBillable
- K56.699mechanical NEC, Other intestinal obstruction unspecified as to partial versus complete obstructionBillable
- P76.0meconium, Meconium plug syndromeBillable
- K59.89myxedema, Other specified functional intestinal disordersBillable
- K56.0neurogenic, Paralytic ileusBillable
- K56.699obstructive, Other intestinal obstruction unspecified as to partial versus complete obstructionBillable
- K56.0paralytic, Paralytic ileusBillable
- K91.89postoperative, Other postprocedural complications and disorders of digestive systemBillable
More specific codes in K56
A header groups codes and is not billed. A billable code is one you can report.
- K56Paralytic ileus and intestinal obstruction without herniaHeader
- K56.0Paralytic ileusBillable
- K56.1IntussusceptionBillable
- K56.2VolvulusBillable
- K56.3Gallstone ileusBillable
- K56.4Other impaction of intestineHeader
- K56.41Fecal impactionBillable
- K56.49Other impaction of intestineBillable
- K56.5Intestinal adhesions [bands] with obstruction (postinfection)Header
- K56.50Intestinal adhesions [bands], unspecified as to partial versus complete obstructionBillable
- K56.51Intestinal adhesions [bands], with partial obstructionBillable
- K56.52Intestinal adhesions [bands] with complete obstructionBillable
- K56.6Other and unspecified intestinal obstructionHeader
- K56.60Unspecified intestinal obstructionHeader
- K56.600Partial intestinal obstruction, unspecified as to causeBillable
- K56.601Complete intestinal obstruction, unspecified as to causeBillable
- K56.609Unspecified intestinal obstruction, unspecified as to partial versus complete obstructionBillable
- K56.69Other intestinal obstructionHeader
- K56.690Other partial intestinal obstructionBillable
- K56.691Other complete intestinal obstructionBillable
- K56.699Other intestinal obstruction unspecified as to partial versus complete obstructionBillable
- K56.7Ileus, unspecifiedBillable
Excludes1
Excludes1 means these codes are not reported together.
From K56. A note on a category applies to every code under it.
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From K56. A note on a category applies to every code under it.
Related conditions
Related pages
- K56.7 code detailsNotes, nearby codes, CMS-HCC group
- Category K56Every code under it
- Chapter 11Diseases of the digestive system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Ileus?
The ICD-10-CM index points "Ileus" to K56 (Paralytic ileus and intestinal obstruction without hernia), a header that is not billable. When nothing more specific is documented, the billable code is K56.7, Ileus, unspecified.
Is K56.7 billable?
Yes. K56.7 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to K56.7?
The CDC tabular list gives 8 Excludes1 notes (not coded together), 2 Excludes2 notes (may be coded together when both are documented) for K56.7 and the categories above it. They are listed on this page.
What chapter is K56.7 in?
Chapter 11. Diseases of the digestive system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.