Q21.3

Billable

Tetralogy of Fallot

Tetralogy of Fallot

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Ventricular septal defect with pulmonary stenosis or atresia, dextroposition of aorta and hypertrophy of right ventricle.

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • acquired cardiac septal defect (I51.0)

Excludes 2

Conditions not included here, but the patient may have both

  • inborn errors of metabolism (E70-E88)

Also Known As / Clinical Terms

SNOMED CT

Frequently Asked Questions

What is the ICD-10 code for tetralogy of fallot?

The ICD-10-CM code for tetralogy of fallot is Q21.3. The full clinical description is "Tetralogy of Fallot". Q21.3 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q21.3 mean?

ICD-10-CM code Q21.3 represents "Tetralogy of Fallot". It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.

Is Q21.3 a billable code?

Yes, Q21.3 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q21.3 in?

Q21.3 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What codes cannot be used with Q21.3?

Q21.3 has Excludes1 notes indicating codes that cannot be used together with it, including: acquired cardiac septal defect (I51.0).

What SNOMED CT codes does Q21.3 map to?

Q21.3 maps to 19 SNOMED CT concepts: 766976003, 92965002, 6996004, 789097007, 448619007, and 14 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q21.3?

Q21.3 is linked to 2 UMLS Concept Unique Identifiers: C0039685, C2910129. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.