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I50.814

I50.814Right 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.

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

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.

Medicare coverage

I50.814 is named in 56 Medicare coverage policies 56 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52458Automatic External Defibrillators - Policy Article
  • A52458Automatic External Defibrillators - Policy Article
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography

How I50.814 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 I50.814.

  • Failure, failedbiventriculardue to left heart failure
  • Failure, failedheartbiventriculardue to left heart failure
  • Failure, failedheartcombined left-right sideddue to left heart failure
  • Failure, failedheartrightsecondary to left heart failure

Related codes at this level

Codes that share I50.81. If I50.814 is not quite right, the correct code is usually one of these.

Questions about I50.814

Is I50.814 a billable ICD-10-CM code?
Yes. I50.814 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I50.814 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Other forms of heart disease (I30-I5A).
What cannot be coded together with I50.814?
I50.814 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.
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.