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 /
Q21 Congenital malformations of cardiac septa

  Billable ICD-10-CM Code Q21.8
Q21.8
Other congenital malformations of cardiac septa
Eisenmenger's defect
Pentalogy of Fallot
codeAlso
, if applicable:
Eisenmenger's complex (I27.83)
Eisenmenger's syndrome (I27.83)