AutoICD API

Q21.22

Billable

Transitional atrioventricular septal defect

Transitional atrioventricular septal defect

Status

Billable / Specific

Parent Code

Q21.2

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)

Excludes 2

Conditions not included here, but the patient may have both

Related Codes(3)
Q21.20

Atrioventricular septal defect, unsp as to part or complete

BillableQ21.21

Partial atrioventricular septal defect

BillableQ21.23

Complete atrioventricular septal defect

Billable
Also Known As / Clinical Terms(32)

SNOMED CT

UMLS

Clinical Terms

  • Intermediate atrioventricular canal defect
  • Intermediate endocardial cushion defect
  • Ostium primum atrial septal defect (type I) with separate atrioventricular valves and a small or restrictive inlet VSD
  • Intermediate atrioventricular septal defect
  • Intermediate atrioventricular septal defect with atrial and ventricular components and separate atrioventricular valves
  • Transitional atrioventricular septal defect (disorder)
  • Congenital cleft of cardiac valve
  • Transitional endocardial cushion defect
  • Ostium primum defect
  • Persistent ostium primum
  • Transitional atrioventricular canal
  • Intermediate atrioventricular canal
  • Common atrioventricular-type ventricular septal defect
  • Restrictive ventricular septal defect
  • Atrial septum primum defect
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.

How does Q21.22 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like transitional atrioventricular septal defect affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of Q21.22?

There is no direct ICD-11 mapping available for Q21.22 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.

Automate ICD-10 Coding With AI

Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.

Try FreeView API Docs

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.