FY2027 ICD-10-CM reference
K56: Paralytic ileus and intestinal obstruction without hernia
By the HCC Buddy Coding Team
The official ICD-10-CM descriptor is Paralytic ileus and intestinal obstruction without hernia. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Nonbillable heading. Verified against the official FY2027 order file.
CMS-HCC V28
Not applicable to this nonbillable heading
CMS-HCC V24
Not applicable to this nonbillable heading
ESRD
Not applicable to this nonbillable heading
PACE
Not applicable to this nonbillable heading
RxHCC
Not applicable to this nonbillable heading
HHS-HCC
Not applicable to this nonbillable heading
More specific FY2027 codes
- K56.0: Paralytic ileusBillable code
- K56.1: IntussusceptionBillable code
- K56.2: VolvulusBillable code
- K56.3: Gallstone ileusBillable code
- K56.4: Other impaction of intestineNonbillable heading
- K56.5: Intestinal adhesions [bands] with obstruction (postinfection)Nonbillable heading
- K56.6: Other and unspecified intestinal obstructionNonbillable heading
- K56.7: Ileus, unspecifiedBillable code
FY2027 Tabular instructions
Instructions below include applicable chapter, section and parent-code notes. Each note identifies where it appears in the official source.
Excludes2
certain conditions originating in the perinatal period (P04-P96)
Source: K00-K95 (chapter, inherited).
Excludes2
certain infectious and parasitic diseases (A00-B99)
Source: K00-K95 (chapter, inherited).
Excludes2
complications of pregnancy, childbirth and the puerperium (O00-O9A)
Source: K00-K95 (chapter, inherited).
Excludes2
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
Source: K00-K95 (chapter, inherited).
Excludes2
endocrine, nutritional and metabolic diseases (E00-E88)
Source: K00-K95 (chapter, inherited).
Excludes2
injury, poisoning and certain other consequences of external causes (S00-T88)
Source: K00-K95 (chapter, inherited).
Excludes2
neoplasms (C00-D49)
Source: K00-K95 (chapter, inherited).
Excludes2
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Source: K00-K95 (chapter, inherited).
Excludes1
congenital stricture or stenosis of intestine (Q41-Q42)
Source: K56 (category, direct).
Excludes1
cystic fibrosis with meconium ileus (E84.11)
Source: K56 (category, direct).
Excludes1
ischemic stricture of intestine (K55.1)
Source: K56 (category, direct).
Excludes1
meconium ileus NOS (P76.0)
Source: K56 (category, direct).
Excludes1
neonatal intestinal obstructions classifiable to P76.-
Source: K56 (category, direct).
Excludes1
obstruction of duodenum (K31.5)
Source: K56 (category, direct).
Excludes1
postprocedural intestinal obstruction (K91.3-)
Source: K56 (category, direct).
Excludes2
stenosis of anus or rectum (K62.4)
Source: K56 (category, direct).
Compare the FY2027 additions, removals and billable-status changes
What does K56 mean in FY2027?
The official ICD-10-CM descriptor is Paralytic ileus and intestinal obstruction without hernia. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Is K56 billable in FY2027?
The FY2027 order file marks K56 as a nonbillable heading. Select a complete billable child code.
Does K56 map to an HCC?
Risk-model mapping is not applicable to this nonbillable heading. Check a complete billable child code.
Source: CMS FY2027 ICD-10-CM order file. Payment model: CMS CY 2027 Rate Announcement. Read the FY2027 Official Guidelines.
Review the FY2026 April edition