Chronic systolic (congestive) heart failure

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2007 Added to the draft code set draft Chronic systolic (congestive) heart failure

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from I50 Heart failure

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)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Syndrome > cardiorenal Note:
Syndrome > cardiovascular renal Note:
Failure, failed > Note: heart failure stages A, B, C, and D are based on the American College of Cardiology and American Heart Association stages of heart failure, which complement and should not be confused with the New York Heart Association Classificat

Codes in the same group

Code	Description	Status
I50.20	Unspecified systolic (congestive) heart failure	Valid
I50.21	Acute systolic (congestive) heart failure	Valid
I50.23	Acute on chronic systolic (congestive) heart failure	Valid