ICD Search Engine — ICDMine.com

ICDMine.com › Browse ICD-10-CM Codes › Ch. 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1) › Congenital malformations of the circulatory system (Q20-Q28) › Q21 Congenital malformations of cardiac septa › Q21.2

Q21.2Atrioventricular septal defect

ICD-10-CM category (non-billable header) code — part of Congenital malformations of the circulatory system (Q20-Q28)

Code Details

Billable	No — use a more specific child code
Chapter	Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
Section	Congenital malformations of the circulatory system (Q20-Q28)
Parent code	Q21 — Congenital malformations of cardiac septa

Coding Notes

Inclusion Terms

Atrioventricular canal defect
Endocardial cushion defect
Ostium primum atrial septal defect (type I)

Subcategories (4)

Q21.20 Atrioventricular septal defect, unsp as to part or complete
Q21.21 Partial atrioventricular septal defect
Q21.22 Transitional atrioventricular septal defect
Q21.23 Complete atrioventricular septal defect

Want the full interactive search, Excludes1/Excludes2 checking, and Alphabetic Index?

Open the free ICD-10-CM Search Tool →