K56.609 — Unspecified intestinal obstruction, unspecified as to partial versus complete obstruction
K56.609 is a billable, specific ICD-10-CM code for unspecified intestinal obstruction, unspecified as to partial versus complete obstruction. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Intestinal obstruction NOS
Risk adjustment
K56.609 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 78 Intestinal Obstruction/Perforation0.326 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
K56.609 is named in 5 Medicare coverage policies — 5 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56394Billing and Coding: Colonoscopy and Sigmoidoscopy-Diagnostic
- A56421Billing and Coding: CT of the Abdomen and Pelvis
- A56461Billing and Coding: Endoscopy by Capsule
- A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
How K56.609 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to K56.609.
- Obstruction, obstructed, obstructive›intestine
Related codes at this level
Codes that share K56.60. If K56.609 is not quite right, the correct code is usually one of these.
Questions about K56.609
- Is K56.609 a billable ICD-10-CM code?
- Yes. K56.609 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does K56.609 sit in the tabular list?
- Diseases of the digestive system (K00-K95), in the block Other diseases of intestines (K55-K64).