Transitional atrioventricular septal defect
Billable / specificPOA exempt
Q21.22 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Applicable to
- 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
Includes (from Q21)
- Note: Codes from this chapter are not for use on maternal records
Excludes1
Not coded here — never report together with this code.
Excludes2
Not included here — may be reported together when both conditions exist.
Also known as
- 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
- Canal, atrioventricular, intermediate
- Canal, atrioventricular, transitional
- Defect, defective, atrioventricular, septal, intermediate
- Defect, defective, atrioventricular, septal, transitional
- Defect, defective, cushion, endocardial, intermediate
- Defect, defective, cushion, endocardial, transitional
Parent code
- Q21.2Atrioventricular septal defectHeader