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Ch. 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
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Congenital malformations of the circulatory system (Q20-Q28)
› Q23
Q23
Congenital malformations of aortic and mitral valves
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)
Subcategories (7)
Q23.0
Congenital stenosis of aortic valve
Q23.1
Congenital insufficiency of aortic valve
Q23.2
Congenital mitral stenosis
Q23.3
Congenital mitral insufficiency
Q23.4
Hypoplastic left heart syndrome
Q23.8
Other congenital malformations of aortic and mitral valves
Q23.9
Congenital malformation of aortic and mitral valves, unsp
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