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ICD-10 Q21 - Congenital malformations of cardiac septa
Chapter 17 Section Q20-Q28

Q21

ICD-10 Not billable

Congenital malformations of cardiac septa

Specifically for this code:
  • acquired cardiac septal defect (I51.0)
From Chapter 17:
  • inborn errors of metabolism (E70-E88)
From Chapter 17:
  • Codes from this chapter are not for use on maternal or fetal records
Q21 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
Q21.0
Ventricular septal defect
Billable
10
Q21.1
Atrial septal defect
Billable
10
Q21.2
Atrioventricular septal defect
Billable
10
Q21.3
Tetralogy of Fallot
Billable
10
Q21.4
Aortopulmonary septal defect
Billable
10
Q21.8
Other congenital malformations of cardiac septa
Billable
10
Q21.9
Congenital malformation of cardiac septum, unspecified
Billable
      
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