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Compare/K56 vs R13

K56 vs R13

K56 (Paralytic ileus and intestinal obstruction without hernia) compared with R13 (Aphagia and dysphagia), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. R13 carries an Excludes2 note covering K56: “intestinal obstruction (K56.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

K56Paralytic ileus and intestinal obstruction without herniaR13Aphagia and dysphagia
Billing statusNon-billable header

Report instead: K56.0, K56.1, K56.2, K56.3, K56.41

Non-billable header

Report instead: R13.0, R13.10, R13.11, R13.12, R13.13

ClassificationK00-K95 — Diseases of the Digestive System (K00-K95)R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99)
DefinitionParalytic ileus and intestinal obstruction without hernia is a non-billable ICD-10-CM category code (K56).Aphagia and dysphagia is a non-billable ICD-10-CM category code (R13).
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources