ICD-10 Code
International Classification of Diseases, 10th Revision
Aug 20, 2017
  ICD-10 Code for Heart failure, unspecified I50.9

I50.9 is a valid1 ICD 10 diagnosis code.

I50.9 is valid for submission for HIPAA-covered transactions.

Chapter 9 Diseases of the circulatory system (I00-I99)
Section I30-I52 Other forms of heart disease (I30-I52)
Category I50 Heart failure

• See below for any additional coding requirements that may be necessary.

• Check for any notations, inclusions and/or exclusions that are specific to this ICD 10 code before using

1 No additional coding requirements necessary.
Inclusion Term
  • Biventricular (heart) failure NOS
  • Cardiac, heart or myocardial failure NOS
  • Congestive heart disease
  • Congestive heart failure NOS
  • Right ventricular failure (secondary to left heart failure)
Excludes2
See also ICD 10 code for

Related Terms to “Heart failure, unspecified”

  • Ascites(abdominal) - R18.8
    • cardiac - I50.9
    • heart - I50.9
  • Asthenia, asthenic - R53.1
    • cardiac - I50.9See also Failure, heart
    • cardiovascular - I50.9See also Failure, heart
    • heart - I50.9See also Failure, heart
    • myocardial - I50.9See also Failure, heart
  • Biventricular failure(heart) - I50.9
  • Failure, failed
    • biventricular - I50.9
    • cardiorenal(chronic) - I50.9
    • heart(acute) (senile) (sudden) - I50.9
      • biventricular - I50.9
      • combined left-right sided - I50.9
      • compensated - I50.9
      • congestive(compensated) (decompensated) - I50.9
      • decompensated - I50.9
      • high output NOS - I50.9
      • low output NOS(syndrome) - I50.9
    • myocardial, myocardium - I50.9See also Failure, heart
      • chronic - I50.9See also Failure, heart, congestive
      • congestive - I50.9See also Failure, heart, congestive
    • ventricular - I50.9See also Failure, heart
      • right - I50.9See also Failure, heart, congestive
  • Insufficiency, insufficient
    • myocardial, myocardium(with arteriosclerosis) - I50.9
  • Paralysis, paralytic(complete) (incomplete) - G83.9
    • cardiac - I50.9See also Failure, heart
  • SyndromeSee also Disease
    • Bernheim's - I50.9
    • low
      • output(cardiac) - I50.9
See the 2017 ICD-10-CM Coding Guidelines.

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.