ICD-10-CM Book 2026 Edition
Chapters ICD-10-CM Book Table of Content /
chapter 17 Q00-QA0 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders /
Q20-Q28 Congenital malformations of the circulatory system /
Q23 Congenital malformations of aortic and mitral valves
Billable ICD-10-CM Code Q23.3
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Q23.3
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Congenital mitral insufficiency
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