Diagnosis Code

I51.9 HEART DISEASE, UNSPECIFIED


Code Information

Diagnosis Code: I51.9

Short Description: Heart disease, unspecified

Long Description: Heart disease, unspecified

The code I51.9 is VALID for claim submission

Code Classification:

  • Diseases of the circulatory system (I00–I99)
    • Other forms of heart disease (I30-I5A)
      • Complications and ill-defined descriptions of heart disease (I51)
        • I51.9 Heart disease, unspecified

Code Version: 2022 ICD-10-CM


Synonyms

  • Acute heart disease
  • Cachexia
  • Cardiac cachexia
  • Cardiac cirrhosis
  • Cardiac complication
  • Cardiac disease in pregnancy
  • Cardiac disease treatment started
  • Cardiac portal cirrhosis
  • Cardiac treatment changed
  • Cardiac: dubious diagnostic criteria
  • Chronic heart disease
  • Disorder of left atrium as complication of procedure
  • Disorder of right cardiac ventricle
  • Distribution of body fat loss - finding
  • Heart disease
  • Heart disease co-occurrent with human immunodeficiency virus infection
  • Heart disease due to ionizing radiation
  • Heart disease in mother complicating childbirth
  • Heart disease in mother complicating pregnancy, childbirth AND/OR puerperium
  • Heart disease in mother complicating pregnancy, childbirth AND/OR puerperium
  • Hepatic congestion
  • Hypogonadism with anosmia
  • Hypogonadotropic hypogonadism due to isolated gonadotropin deficiency
  • Kallman syndrome with heart disease
  • Loss of sense of smell
  • Myocardial lesion

Diagnostic Related Group(s)

The code I51.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Atherosclerosis With Mcc (302)
  • Atherosclerosis Without Mcc (303)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I51.9 Right Arrow 429.9 Heart disease 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
I51 Complications and ill-defined descriptions of heart disease
I51.0 Cardiac septal defect, acquired
I51.1 Rupture of chordae tendineae, not elsewhere classified
I51.2 Rupture of papillary muscle, not elsewhere classified
I51.3 Intracardiac thrombosis, not elsewhere classified
I51.4 Myocarditis, unspecified
I51.5 Myocardial degeneration
I51.7 Cardiomegaly
I51.8 Other ill-defined heart diseases
I51.81 Takotsubo syndrome
I51.89 Other ill-defined heart diseases


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