Q20-Q28: Congenital malformations of the circulatory system
ICD-10-CM 2027 block Q20-Q28 in chapter 17 (Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders) has 9 categories.
- Q20 – Congenital malformations of cardiac chambers and connections 9 billable codes
- Q21 – Congenital malformations of cardiac septa 17 billable codes
- Q22 – Congenital malformations of pulmonary and tricuspid valves 9 billable codes
- Q23 – Congenital malformations of aortic and mitral valves 9 billable codes
- Q24 – Other congenital malformations of heart 9 billable codes
- Q25 – Congenital malformations of great arteries 22 billable codes
- Q26 – Congenital malformations of great veins 9 billable codes
- Q27 – Other congenital malformations of peripheral vascular system 12 billable codes
- Q28 – Other congenital malformations of circulatory system 6 billable codes