746.9 CONG HEART ANOMALY NOS

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Code Information

Diagnosis Code: 746.9

Short Description: Cong heart anomaly NOS

Long Description: Unspecified congenital anomaly of heart

Code Classification:

Congenital anomalies (740–759)
- Congenital anomalies (740-759)
  - 746 Other congenital anomalies of heart
    - 746.9 Cong heart anomaly NOS

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 746.9 has the following ICD-9-CM references to the Index of Diseases and Injuries

Abnormal, abnormality, abnormalities - see also Anomaly
- coronary
  - vein 746.9
- Eustachian valve 746.9
- thebesian valve 746.9

Anomaly, anomalous (congenital) (unspecified type) 759.9
- aorta, aortic 747.20
  - cusp or valve NEC 746.9
- atrial
  - bands 746.9
  - folds 746.9
- auricle
  - heart 746.9
    - septum 745.5
- band
  - atrial 746.9
  - heart 746.9
  - ventricular 746.9
- cardiac 746.9
  - septal closure 745.9
    - acquired 429.71
  - valve NEC 746.9
    - pulmonary 746.00
    - specified type NEC 746.89
- cardiovascular system 746.9
  - complicating pregnancy, childbirth, or puerperium 648.5
- chordae tendineae 746.9
- folds, heart 746.9
- heart 746.9
  - auricle 746.9
  - bands 746.9
  - fibroelastosis cordis 425.3
  - folds 746.9
  - malposition 746.87
  - maternal, affecting fetus or newborn 760.3
  - obstructive NEC 746.84
  - patent ductus arteriosus (Botalli) 747.0
  - septum 745.9
    - acquired 429.71
    - aortic 745.0
    - aorticopulmonary 745.0
    - atrial 745.5
    - auricular 745.5
    - between aorta and pulmonary artery 745.0
    - endocardial cushion type 745.60
      - specified type NEC 745.69
    - interatrial 745.5
    - interventricular 745.4
      - with pulmonary stenosis or atresia, dextraposition of aorta, and hypertrophy of right ventricle 745.2
      - acquired 429.71
    - specified type NEC 745.8
    - ventricular 745.4
      - with pulmonary stenosis or atresia, dextraposition of aorta, and hypertrophy of right ventricle 745.2
      - acquired 429.71
  - specified type NEC 746.89
  - tetralogy of Fallot 745.2
  - valve NEC 746.9
    - aortic 746.9
      - atresia 746.89
      - bicuspid valve 746.4
      - insufficiency 746.4
      - specified type NEC 746.89
      - stenosis 746.3
        subaortic 746.81
        
        supravalvular 747.22
    - mitral 746.9
      - atresia 746.89
      - insufficiency 746.6
      - specified type NEC 746.89
      - stenosis 746.5
    - pulmonary 746.00
      - atresia 746.01
      - insufficiency 746.09
      - stenosis 746.02
        infundibular 746.83
        
        subvalvular 746.83
    - tricuspid 746.9
      - atresia 746.1
      - stenosis 746.1
  - ventricle 746.9
- mitral (leaflets) (valve) 746.9
  - atresia 746.89
  - insufficiency 746.6
  - specified type NEC 746.89
  - stenosis 746.5
- papillary muscles 746.9
- thebesian valve 746.9
- tricuspid (leaflet) (valve) 746.9
  - atresia 746.1
  - Ebstein's 746.2
  - specified type NEC 746.89
  - stenosis 746.1
- valve (heart) NEC 746.9
  - formation, ureter 753.29
  - pulmonary 746.00
  - specified type NEC 746.89
- 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
  - ventricular 746.9

Blue
- baby 746.9
- disease 746.9

Defect, defective 759.9
- developmental - see also Anomaly, by site
  - 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

Deformity 738.9
- aortic
  - cusp or valve (congenital) 746.9
    - acquired (see also Endocarditis, aortic) 424.1
- auricle
  - heart (congenital) 746.9
- cardiovascular system (congenital) 746.9
- heart (congenital) 746.9
  - auricle (congenital) 746.9
  - septum 745.9
    - auricular 745.5
    - specified type NEC 745.8
    - ventricular 745.4
  - 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
  - coronary 746.9

Development
- defective, congenital - see also Anomaly
  - 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
  - heart 746.9

Disease, diseased - see also Syndrome
- blue 746.9
- cardiovascular (arteriosclerotic) 429.2
  - congenital 746.9
- heart (organic) 429.9
  - congenital NEC 746.9
    - cyanotic 746.9
    - maternal, affecting fetus or newborn 760.3
    - specified type NEC 746.89
  - fetal 746.9
    - inflammatory 746.89
  - valve, valvular (obstructive) (regurgitant) - see also Endocarditis
    - congenital NEC (see also Anomaly, heart, valve) 746.9
      - pulmonary 746.00
      - specified type NEC 746.89
- valve, valvular - see also Endocarditis
  - congenital NEC (see also Anomaly, heart, valve) 746.9
    - pulmonary 746.00
    - specified type NEC 746.89

Infantile - see also condition
- heart 746.9

Lesion(s)
- cardiac - see also Disease, heart
  - congenital 746.9

Malformation (congenital) - see also Anomaly
- heart NEC 746.9
  - specified type NEC 746.89
  - valve 746.9

Paratyphoid (fever) - see Fever, paratyphoid

Pause, sinoatrial 427.81

Weak, weakness (generalized) 780.79
- heart, cardiac (see also Failure, heart) 428.9
  - congenital 746.9

Crosswalk Information

The code 746.9 converts into the following ICD-10 code(s):

ICD-9 Code		ICD-10 Code	ICD-10 Description
746.9		Q20.9	Congenital malform of cardiac chambers and connections, unsp
746.9		Q24.9	Congenital malformation of heart, unspecified

This ICD-9 to ICD-10 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-9 Code	ICD-9 Description
746.00	Congenital pulmonary valve anomaly, unspecified
746.01	Atresia of pulmonary valve, congenital
746.02	Stenosis of pulmonary valve, congenital
746.09	Other congenital anomalies of pulmonary valve
746.1	Tricuspid atresia and stenosis, congenital
746.2	Ebstein's anomaly
746.3	Congenital stenosis of aortic valve
746.4	Congenital insufficiency of aortic valve
746.5	Congenital mitral stenosis
746.6	Congenital mitral insufficiency
746.7	Hypoplastic left heart syndrome
746.81	Subaortic stenosis
746.82	Cor triatriatum
746.83	Infundibular pulmonic stenosis
746.84	Obstructive anomalies of heart, not elsewhere classified
746.85	Coronary artery anomaly
746.86	Congenital heart block
746.87	Malposition of heart and cardiac apex
746.89	Other specified congenital anomalies of heart

This page was last updated on: 10/1/2014

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