Q21.22

Billable

Transitional atrioventricular septal defect

Transitional atrioventricular septal defect

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Intermediate atrioventricular canal
  • Intermediate atrioventricular septal defect
  • Intermediate endocardial cushion defect
  • Ostium primum atrial septal defect (type I) with separate atrioventricular valves and a small or restrictive inlet VSD
  • Transitional atrioventricular canal
  • Transitional endocardial cushion defect

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

Frequently Asked Questions

What is the ICD-10 code for transitional atrioventricular septal defect?

The ICD-10-CM code for transitional atrioventricular septal defect is Q21.22. The full clinical description is "Transitional atrioventricular septal defect". Q21.22 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q21.22 mean?

ICD-10-CM code Q21.22 represents "Transitional atrioventricular septal defect". 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 Q21.22 a billable code?

Yes, Q21.22 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q21.22 in?

Q21.22 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What codes cannot be used with Q21.22?

Q21.22 has Excludes1 notes indicating codes that cannot be used together with it, including: acquired cardiac septal defect (I51.0).

What SNOMED CT codes does Q21.22 map to?

Q21.22 maps to 6 SNOMED CT concepts: 17718000, 204330009, 123658006, 871625003, 253551005, and 1 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q21.22?

Q21.22 is linked to 7 UMLS Concept Unique Identifiers: C5676496, C4023291, C5676497, C5676498, C5676499, and 2 more. 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.