I50.814 is the authoritative medical code for Right heart failure due to left heart failure. This classification is used in medical billing and clinical recording to specify the clinical criteria for right heart failure due to left heart failure (ICD-10-CM I50.814), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Right heart failure due to left heart failure is a billable ICD-10-CM diagnosis code I50.814. Inclusion terms: Right ventricular failure secondary to left ventricular failure. Excludes1 (not coded here): Right heart failure with but not due to left heart failure I50.82. Excludes2 (not included here): cardiac arrest I46.-; neonatal cardiac failure P29.0. Code first: heart failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.8); heart failure due to hypertension I11.0; heart failure due to hypertension with chronic kidney disease I13.-; heart failure following surgery I97.13-; obstetric surgery and procedures O75.4; rheumatic heart failure I09.81. Code also: the type of left ventricular failure, if known I50.2-I50.43.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for I50.814 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Right ventricular failure secondary to left ventricular failure
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- Right heart failure with but not due to left heart failure I50.82
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- cardiac arrest I46.-
- neonatal cardiac failure P29.0
Code First
Underlying conditions that must be sequenced before this code.
- heart failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.8)
- heart failure due to hypertension I11.0
- heart failure due to hypertension with chronic kidney disease I13.-
- heart failure following surgery I97.13-
- obstetric surgery and procedures O75.4
- rheumatic heart failure I09.81
Code Also
Additional codes that may be required to fully describe the encounter.
- the type of left ventricular failure, if known I50.2-I50.43
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with I50.814?
Per Excludes1 instructions, I50.814 must not be reported with: Right heart failure with but not due to left heart failure (I50.82).
Can I50.814 be reported alongside related conditions?
Per Excludes2 instructions, I50.814 and the following may both be reported when both are present: cardiac arrest (I46.-); neonatal cardiac failure (P29.0).
Does I50.814 need to be sequenced after another code?
Yes. Code first: heart failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.8); heart failure due to hypertension (I11.0); heart failure due to hypertension with chronic kidney disease (I13.-); heart failure following surgery (I97.13-).
What conditions are included under I50.814?
Right heart failure due to left heart failure includes: Right ventricular failure secondary to left ventricular failure.
Codes in This Family (28)
Official ICD-10-CM classifications in the same code family as I50.814, with their registry titles.
- I50 — Heart failure
- I50.1 — Left ventricular failure, unspecified
- I50.2 — Systolic (congestive) heart failure
- I50.20 — Unspecified systolic (congestive) heart failure
- I50.21 — Acute systolic (congestive) heart failure
- I50.22 — Chronic systolic (congestive) heart failure
- I50.23 — Acute on chronic systolic (congestive) heart failure
- I50.3 — Diastolic (congestive) heart failure
- I50.30 — Unspecified diastolic (congestive) heart failure
- I50.31 — Acute diastolic (congestive) heart failure
- I50.32 — Chronic diastolic (congestive) heart failure
- I50.33 — Acute on chronic diastolic (congestive) heart failure
- I50.4 — Combined systolic (congestive) and diastolic (congestive) heart failure
- I50.40 — Unspecified combined systolic (congestive) and diastolic (congestive) heart failure
- I50.41 — Acute combined systolic (congestive) and diastolic (congestive) heart failure
- I50.42 — Chronic combined systolic (congestive) and diastolic (congestive) heart failure
- I50.43 — Acute on chronic combined systolic (congestive) and diastolic (congestive) heart failure
- I50.8 — Other heart failure
- I50.81 — Right heart failure
- I50.810 — Right heart failure, unspecified
- I50.811 — Acute right heart failure
- I50.812 — Chronic right heart failure
- I50.813 — Acute on chronic right heart failure
- I50.82 — Biventricular heart failure
- I50.83 — High output heart failure
- I50.84 — End stage heart failure
- I50.89 — Other heart failure
- I50.9 — Heart failure, unspecified
Indexed Clinical Terms (4)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Failure, failed, biventricular, due to left heart failure
- Failure, failed, heart (acute) (senile) (sudden), biventricular, due to left heart failure
- Failure, failed, heart (acute) (senile) (sudden), combined left-right sided, due to left heart failure
- Failure, failed, heart (acute) (senile) (sudden), right (isolated) (ventricular), secondary to left heart failure
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: