Specific code 2009 ICD-9-CM Diagnosis Code 429.9
Heart disease unspecified
  • Short description: HEART DISEASE NOS.
  • ICD-9-CM 429.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 429.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2009 version of ICD-9-CM 429.9.
  • More recent version(s) of ICD-9-CM 429.9: 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 429.9 converts approximately to:
  • 2015/16 ICD-10-CM I51.9 Heart disease, unspecified
Approximate Synonyms
  • Cardiac disease postpartum
  • Cardiac disorder due to typhoid fever
  • Diastolic dysfunction
  • Diastolic dysfunction (heart condition)
  • Diastolic dysfunction, left ventricle
  • Heart disease during pregnancy
  • Heart disease in childbirth
  • Heart disease in pregnancy
  • Left ventricular diastolic dysfunction
  • Left ventricular systolic dysfunction
  • Postpartum (after childbirth) heart disease
  • Postpartum heart disease
  • Right ventricular systolic dysfunction
  • Right ventricular systolic dysfunction without heart failure
  • Systolic dysfunction, left ventricle
  • Systolic dysfunction, left ventricle, wo heart failure
  • Systolic dysfunction, right ventricle, wo heart failure
429.9 Excludes
Applies To
  • Heart disease (organic) NOS
  • Morbus cordis NOS
ICD-9-CM Volume 2 Index entries containing back-references to 429.9:
  • Cardiopathy (see also Disease, heart) 429.9
    • hypertensive (see also Hypertension, heart) 402.90
  • Complications
    • cardiac (see also Disease, heart) 429.9
      • device, implant, or graft NEC 996.72
        • infection or inflammation 996.61
        • long-term effect 429.4
        • mechanical (see also Complications, mechanical, by type) 996.00
        • valve prosthesis 996.71
          • infection or inflammation 996.61
      • postoperative NEC 997.1
  • Decompensation
    • cardiac (acute) (chronic) (see also Disease, heart) 429.9
      • failure - see Failure, heart
    • heart (see also Disease, heart) 429.9
      • failure - see Failure, heart
    • myocardial (acute) (chronic) (see also Disease, heart) 429.9
      • failure - see Failure, heart
  • Disease, diseased - see also Syndrome
    • heart (organic) 429.9
      • with
        • acute pulmonary edema (see also Failure, ventricular, left) 428.1
          • hypertensive 402.91
          • kidney disease - see Hypertension, cardiorenal
          • rheumatic fever (conditions classifiable to 390)
      • amyloid 277.39[425.7]
      • aortic (valve) (see also Endocarditis, aortic) 424.1
      • arteriosclerotic or sclerotic (minimal) (senile) - see Arteriosclerosis, coronary
      • artery, arterial - see Arteriosclerosis, coronary
      • atherosclerotic - see Arteriosclerosis, coronary
      • beer drinkers' 425.5
      • beriberi 265.0 [425.7]
      • black 416.0
      • congenital NEC 746.9
        • cyanotic 746.9
        • maternal, affecting fetus or newborn 760.3
        • specified type NEC 746.89
      • congestive (see also Failure, heart) 428.0
      • coronary 414.9
      • cryptogenic 429.9
      • due to
      • fetal 746.9
      • fibroid (see also Myocarditis) 429.0
      • functional 427.9
      • glycogen storage 271.0 [425.7]
      • gonococcal NEC 098.85
      • gouty 274.82
      • hypertensive (see also Hypertension, heart) 402.90
      • hyperthyroid (see also Hyperthyroidism) 242.9 [425.7]
      • incompletely diagnosed - see Disease, heart
      • ischemic (chronic) (see also Ischemia, heart) 414.9
        • acute (see also Infarct, myocardium) 410.9
          • without myocardial infarction 411.89
            • with coronary (artery) occlusion 411.81
        • asymptomatic 412
        • diagnosed on ECG or other special investigation but currently presenting no symptoms 412
      • kyphoscoliotic 416.1
      • mitral (see also Endocarditis, mitral) 394.9
      • muscular (see also Degeneration, myocardial) 429.1
      • postpartum 674.8
      • psychogenic (functional) 306.2
      • pulmonary (chronic) 416.9
      • rheumatic (chronic) (inactive) (old) (quiescent) (with chorea) 398.90
        • active or acute 391.9
          • with chorea (active) (rheumatic) (Sydenham's) 392.0
          • specified type NEC 391.8
        • maternal, affecting fetus or newborn 760.3
      • rheumatoid - see Arthritis, rheumatoid
      • sclerotic - see Arteriosclerosis, coronary
      • senile (see also Myocarditis) 429.0
      • specified type NEC 429.89
      • syphilitic 093.89
      • thyroid (gland) (see also Hyperthyroidism) 242.9 [425.7]
      • thyrotoxic (see also Thyrotoxicosis) 242.9 [425.7]
      • tuberculous (see also Tuberculosis) 017.9 [425.8]
      • valve, valvular (obstructive) (regurgitant) - see also Endocarditis
        • congenital NEC (see also Anomaly, heart, valve) 746.9
      • vascular - see Disease, cardiovascular
  • Dysfunction
    • diastolic 429.9
      • with heart failure - see Failure, heart
      • due to
        • cardiomyopathy - see Cardiomyopathy
        • hypertension - see Hypertension, heart
    • systolic 429.9
      • with heart failure - see Failure, heart
    • ventricular 429.9
      • with congestive heart failure (see also Failure, heart) 428.0
      • due to
        • cardiomyopathy - see Cardiomyopathy
        • hypertension - see Hypertension, heart
      • left, reversible following sudden emotional stress 429.83
  • Hypertrophy, hypertrophic
    • asymmetrical (heart) 429.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 429.9 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.