Diagnosis Code

I50.9 HEART FAILURE, UNSPECIFIED


Code Information

Diagnosis Code: I50.9

Short Description: Heart failure, unspecified

Long Description: Heart failure, unspecified

The code I50.9 is VALID for claim submission

Code Classification:

  • Diseases of the circulatory system (I00–I99)
    • Other forms of heart disease (I30-I5A)
      • Heart failure (I50)
        • I50.9 Heart failure, unspecified

Code Version: 2022 ICD-10-CM


Synonyms

  • Acute congestive heart failure
  • Acute congestive heart failure
  • Acute congestive heart failure
  • Acute exacerbation of chronic congestive heart failure
  • Acute heart failure
  • Acute heart failure co-occurrent with normal ejection fraction
  • Acute on chronic heart failure co-occurrent with normal ejection fraction
  • Benign hypertensive heart disease
  • Benign hypertensive heart disease with congestive cardiac failure
  • Cardiac arrest after obstetrical surgery AND/OR other procedure including delivery
  • Cardiac arrest AND/OR failure following anesthesia AND/OR sedation in labor AND/OR delivery
  • Cardiac arrest due to procedure
  • Cardiac arrest during procedure
  • Cardiac edema
  • Cardiac failure after obstetrical surgery AND/OR other procedure including delivery
  • Cardiac insufficiency during AND/OR resulting from a procedure
  • Cardiac insufficiency during AND/OR resulting from a procedure
  • Cardiac insufficiency during AND/OR resulting from a procedure
  • Cardiac insufficiency following cardiac surgery
  • Cardiac insufficiency following cardiac surgery
  • Cardiorenal syndrome
  • Chronic congestive heart failure
  • Chronic congestive heart failure
  • Chronic heart failure
  • Chronic heart failure co-occurrent with normal ejection fraction
  • Compensated cardiac failure
  • Complication due to cardiac conduit operation
  • Complication of obstetrical surgery AND/OR procedure
  • Complication of obstetrical surgery AND/OR procedure
  • Congestive heart failure
  • Congestive heart failure as early postoperative complication
  • Congestive heart failure as post-operative complication of cardiac surgery
  • Congestive heart failure as post-operative complication of non-cardiac surgery
  • Congestive heart failure due to cardiomyopathy
  • Congestive heart failure due to valvular disease
  • Congestive heart failure stage B
  • Congestive heart failure stage B
  • Congestive heart failure stage B due to ischemic cardiomyopathy
  • Congestive heart failure stage C
  • Congestive heart failure stage C
  • Congestive heart failure stage C due to ischemic cardiomyopathy
  • Congestive heart failure stage D
  • Congestive rheumatic heart failure
  • Decompensated cardiac failure
  • Decompensated chronic heart failure
  • Diastolic dysfunction
  • Disorder confirmed
  • Exacerbation of congestive heart failure
  • Heart disease due to thyrotoxicosis
  • Heart failure
  • Heart failure as a complication of care
  • Heart failure confirmed
  • Heart failure due to end stage congenital heart disease
  • Heart failure due to thyrotoxicosis
  • Heart failure with normal ejection fraction
  • Heart failure with reduced ejection fraction
  • Heart failure with reduced ejection fraction
  • Heart failure with reduced ejection fraction
  • Heart failure with reduced ejection fraction
  • Heart failure with reduced ejection fraction
  • Heart failure with reduced ejection fraction due to cardiomyopathy
  • Heart failure with reduced ejection fraction due to coronary artery disease
  • Heart failure with reduced ejection fraction due to heart valve disease
  • Heart failure with reduced ejection fraction due to myocarditis
  • Hypertensive heart AND chronic kidney disease with congestive heart failure
  • Hypertensive heart and renal disease with heart failure
  • Hypertensive heart and renal disease with heart failure
  • Hypertensive heart and renal disease with both heart failure and renal failure
  • Hypertensive heart disease with congestive heart failure
  • Hypertensive heart failure
  • Hypertensive renal failure
  • Low cardiac output syndrome
  • Low output heart failure
  • Low output heart failure
  • Low output heart failure
  • Low output heart failure due to and following Fontan operation
  • Malignant hypertensive heart disease
  • Malignant hypertensive heart disease with congestive heart failure
  • Nail changes associated with systemic disease
  • Normal cardiac ejection fraction
  • Normal cardiac function
  • Obstetrical cardiac complication of anesthesia AND/OR sedation
  • Obstetrical complication of anesthesia AND/OR sedation
  • Pleural effusion due to another disorder
  • Pleural effusion due to congestive heart failure
  • Red half-moon nail in congestive heart failure
  • Refractory heart failure
  • Symptomatic congestive heart failure
  • X-linked intellectual disability, cardiomegaly, congestive heart failure syndrome

Diagnostic Related Group(s)

The code I50.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Heart Failure And Shock With Mcc (291)
  • Heart Failure And Shock With Cc (292)
  • Heart Failure And Shock Without Cc/mcc (293)

References to Index of Diseases and Injuries

The code I50.9 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Cardiac, heart or myocardial failure NOS
    • Congestive heart disease
    • Congestive heart failure NOS
  • Type 2 Excludes Notes:
    • fluid overload unrelated to congestive heart failure (@E87.70*)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I50.9 Right Arrow 428.0 CHF NOS
428.9 Heart failure NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
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
I50.814 Right heart failure due to left heart failure
I50.82 Biventricular heart failure
I50.83 High output heart failure
I50.84 End stage heart failure
I50.89 Other heart failure


This page was last updated on: 10/1/2023