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I50.814

I50.814: Right heart failure due to left heart failure

Billable / specific codeICD-10-CMright

I50.814 is a billable, specific ICD-10-CM code for right heart failure due to left heart failure. It is valid for submission on a claim.

Check I50.814 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • Right heart failure with but not due to left heart failure (I50.82)

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • the type of left ventricular failure, if known (I50.2-I50.43)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Right ventricular failure secondary to left ventricular failure

Excludes2 inherited from the categories above I50.814

Not part of this code, but both may be coded when both are present.

Written on I50: Heart failure

  • cardiac arrest (I46.-)
  • neonatal cardiac failure (P29.0)

Risk adjustment

I50.814 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 226 Heart Failure, Except End Stage and Acute0.360 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. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

I50.814 is named in 37 Medicare coverage policies: 37 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52458Automatic External Defibrillators - Policy Article
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A53026Billing and Coding: Bariatric Surgery Coverage
  • A55354Billing and Coding: Frequency of Hemodialysis

Alphabetic index entries that lead here

  • Failure, failed›biventricular›due to left heart failure
  • Failure, failed›heart›biventricular›due to left heart failure
  • Failure, failed›heart›combined left-right sided›due to left heart failure
  • Failure, failed›heart›right›secondary to left heart failure

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under I50.81

ICD-10-CMFY2027· effective October 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.