MCMCB Pro
K76.81

K76.81Hepatopulmonary syndrome

Billable / specific codeICD-10-CM

K76.81 is a billable, specific ICD-10-CM code for hepatopulmonary syndrome. It is valid for submission on a claim.

Code first

The underlying condition must be sequenced before this code.

  • underlying liver disease, such as:
  • alcoholic cirrhosis of liver (K70.3-)
  • cirrhosis of liver without mention of alcohol (K74.6-)

Risk adjustment

K76.81 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 63 Chronic Liver Failure/End-Stage Liver Disorders0.962 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

K76.81 is named in 7 Medicare coverage policies 7 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A56669Billing and Coding: Hospice - Liver Disease

How K76.81 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 K76.81.

  • Syndromehepatopulmonary

Related codes at this level

Codes that share K76.8. If K76.81 is not quite right, the correct code is usually one of these.

Questions about K76.81

Is K76.81 a billable ICD-10-CM code?
Yes. K76.81 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does K76.81 sit in the tabular list?
Diseases of the digestive system (K00-K95), in the block Diseases of liver (K70-K77).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.