2025
ICD-10-CM
Diagnosis
Code

Q21.23 Complete atrioventricular septal defect

  • Billable
  • POA Exempt
  • 2023–2025

Q21.23 is a billable/specific and POA-exempt diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Complete atrioventricular septal defect.

Inclusion term

  • 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

Versions

  1. 2025

    No changes

  2. 2024

    No changes

  3. 2023

    New code