- Q21.23 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM Q21.23 became effective on October 1, 2022.
- This is the American ICD-10-CM version of Q21.23 – other international versions of ICD-10 Q21.23 may differ.
ICD-10-CM Q21.23 is grouped within Diagnostic Related Group(s):
- 306 Cardiac congenital and valvular disorders with mcc
- 307 Cardiac congenital and valvular disorders without mcc
Applicable To
- Common atrioventricular canal
- Common atrioventricular septal defect
- Common endocardial cushion defect
- Ostium primum atrial septal defect (type I) with common atrioventricular valve and a moderate or larger inlet VSD
Code History
- 2024 (effective 10/1/2022): New code
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to Q21.23:
- common > atrioventricular Q21.20
- atrioventricular canal > Common
- with > ostium primum type (type I) Q21.20
- common atrioventricular valves and moderate or larger inlet VSD > with Q21.23
- septal > atrioventricular Q21.20
- common > septal Q21.23
- complete > septal Q21.23
- common > cushion, endocardial Q21.20
- atrioventriculare commune > Ostium
- ostium > Persistence, persistent (congenital)
- atrioventriculare commune > ostium Q21.23