746.1 CONG TRICUSP ATRES/STEN

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Code Information

Diagnosis Code: 746.1

Short Description: Cong tricusp atres/sten

Long Description: Tricuspid atresia and stenosis, congenital

Code Classification:

Congenital anomalies (740–759)
- Congenital anomalies (740-759)
  - 746 Other congenital anomalies of heart
    - 746.1 Cong tricusp atres/sten

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 746.1 has the following ICD-9-CM references to the Index of Diseases and Injuries

Absence (organ or part) (complete or partial)
- tricuspid valve 746.1

Anomaly, anomalous (congenital) (unspecified type) 759.9
- heart 746.9
  - valve NEC 746.9
    - tricuspid 746.9
      - atresia 746.1
      - stenosis 746.1
- tricuspid (leaflet) (valve) 746.9
  - atresia 746.1
  - stenosis 746.1

Atresia, atretic (congenital) 759.89
- cardiac
  - valve 746.89
    - tricuspid 746.1
- heart
  - valve NEC 746.89
    - tricuspid 746.1
- tricuspid valve 746.1

Deformity 738.9
- tricuspid (leaflets) (valve) (congenital) 746.9
  - atresia or stenosis 746.1

Stenosis (cicatricial) - see also Stricture
- heart valve (acquired) - see also Endocarditis
  - congenital NEC 746.89
    - tricuspid 746.1
- tricuspid (valve) (see also Endocarditis, tricuspid) 397.0
  - congenital 746.1
- valve (cardiac) (heart) (see also Endocarditis) 424.90
  - congenital NEC 746.89
    - tricuspid 746.1

Stricture (see also Stenosis) 799.89
- heart - see also Disease, heart
  - valve - see also Endocarditis
    - congenital NEC 746.89
      - tricuspid 746.1
- tricuspid (valve) (see also Endocarditis, tricuspid) 397.0
  - congenital 746.1
- valve (cardiac) (heart) (see also Endocarditis) 424.90
  - congenital (cardiac) (heart) NEC 746.89
    - tricuspid 746.1

Crosswalk Information

The code 746.1 converts into the following ICD-10 code(s):

ICD-9 Code		ICD-10 Code	ICD-10 Description
746.1		Q22.9	Congenital malformation of tricuspid valve, 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
746.2	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
746.9	Unspecified congenital anomaly of heart

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

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