Q21.9 Billable Code
Congenital malformation of cardiac septum, unspecified
Effective From: 10/01/2016
Chapter Classification
Chapter 17
Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
Section Detail
Q20-Q28
Congenital malformations of the circulatory system (Q20-Q28)
Code Hierarchy
This code is a child of Q21.
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