Specific code 2008 ICD-9-CM Diagnosis Code 746.9
Unspecified congenital anomaly of heart
  • Short description: CONG HEART ANOMALY NOS.
  • ICD-9-CM 746.9 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 746.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2008 version of ICD-9-CM 746.9.
  • More recent version(s) of ICD-9-CM 746.9: 2009 2010 2011 2012 2013 2014.
Disease Synonyms
  • Congenital anomaly of heart valve
  • Congenital heart defect
  • Congenital heart disease
  • Heart valve anomaly, congenital
  • Maternal congenital cardiovascular anomaly in childbirth
  • Maternal congenital cardiovascular condition in childbirth
  • Valvular anomaly
Applies To
  • Congenital:
    • anomaly of heart NOS
    • heart disease NOS
Convert to ICD-10-CM: 746.9 converts approximately to:
  • 2014 ICD-10-CM Q20.9 Congenital malformation of cardiac chambers and connections, unspecified
    Or:
  • 2014 ICD-10-CM Q24.9 Congenital malformation of heart, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 746.9:
  • Abnormal, abnormality, abnormalities - see also Anomaly
    • coronary
    • Eustachian valve 746.9
    • thebesian valve 746.9
  • Anomaly, anomalous (congenital) (unspecified type) 759.9
    • atrial
      • bands 746.9
      • folds 746.9
      • septa 745.5
    • band
      • atrial 746.9
      • heart 746.9
      • ventricular 746.9
    • cardiovascular system 746.9
      • complicating pregnancy, childbirth, or puerperium 648.5
    • chordae tendineae 746.9
    • folds, heart 746.9
    • papillary muscles 746.9
    • thebesian valve 746.9
    • ventricle, ventricular (heart) 746.9
      • bands 746.9
      • folds 746.9
      • septa 745.4
  • Atelocardia 746.9
  • Band(s)
    • anomalous or congenital - see also Anomaly, specified type NEC
      • atrial 746.9
      • heart 746.9
      • intestine 751.4
      • omentum 751.4
      • ventricular 746.9
  • Blue
    • baby 746.9
    • disease 746.9
  • Defect, defective 759.9
    • developmental - see also Anomaly, by site
      • cauda equina 742.59
      • left ventricle 746.9
        • with atresia or hypoplasia of aortic orifice or valve, with hypoplasia of ascending aorta 746.7
        • in hypoplastic left heart syndrome 746.7
      • testis 752.9
      • vessel 747.9
  • Deformity 738.9
    • aortic
      • arch 747.21
      • cusp or valve (congenital) 746.9
        • acquired (see also Endocarditis, aortic) 424.1
      • ring 747.21
    • auricle
      • ear (congenital) (see also Deformity, ear) 744.3
      • heart (congenital) 746.9
    • cardiovascular system (congenital) 746.9
    • heart (congenital) 746.9
      • auricle (congenital) 746.9
      • septum 745.9
      • valve (congenital) NEC 746.9
        • acquired - see Endocarditis
        • pulmonary (congenital) 746.00
        • specified type NEC 746.89
      • ventricle (congenital) 746.9
    • mitral (leaflets) (valve) (congenital) 746.9
      • acquired - see Endocarditis, mitral
      • Ebstein's 746.89
      • parachute 746.5
      • specified type NEC 746.89
      • stenosis, congenital 746.5
    • pericardium (congenital) 746.9
      • acquired - see Pericarditis
    • tricuspid (leaflets) (valve) (congenital) 746.9
      • acquired - see Endocarditis, tricuspid
      • atresia or stenosis 746.1
      • specified type NEC 746.89
    • valve, valvular (heart) (congenital) 746.9
      • acquired - see Endocarditis
      • pulmonary 746.00
      • specified type NEC 746.89
    • vein (congenital) NEC (see also Deformity, vascular) 747.60
  • Development
    • defective, congenital - see also Anomaly
      • cauda equina 742.59
      • left ventricle 746.9
        • with atresia or hypoplasia of aortic orifice or valve with hypoplasia of ascending aorta 746.7
        • in hypoplastic left heart syndrome 746.7
    • imperfect, congenital - see also Anomaly
  • Disease, diseased - see also Syndrome
    • blue 746.9
    • cardiovascular (arteriosclerotic) 429.2
      • congenital 746.9
      • hypertensive (see also Hypertension, heart) 402.90
      • renal (see also Hypertension, cardiorenal) 404.90
      • syphilitic (asymptomatic) 093.9
    • 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
  • Infantile - see also condition
    • heart 746.9
  • Lesion(s)
    • cardiac - see also Disease, heart
      • congenital 746.9
      • valvular - see Endocarditis
  • Malformation (congenital) - see also Anomaly
    • heart NEC 746.9
      • specified type NEC 746.89
      • valve 746.9
  • Weak, weakness (generalized) 780.79
    • heart, cardiac (see also Failure, heart) 428.9
      • congenital 746.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 746.9 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 2008 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.