ICD-10-CM Book 2025 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 17 Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities /
Q20-Q28 Congenital malformations of the circulatory system /
Q23 Congenital malformations of aortic and mitral valves

  Billable ICD-10-CM Code Q23.81
Q23.81
Bicuspid aortic valve
Congenital bicuspid aortic valve
Unicuspid (congenital) aortic valve (at birth)
codeAlso
, if applicable, acquired aortic valve disorders, such as:
aortic (valve) insufficiency (nonrheumatic) (I35.1)
aortic (valve) stenosis (nonrheumatic) (I35.0)
aortic (valve) stenosis with insufficiency (nonrheumatic) (I35.2)