ICD-10-CM Q24: Other congenital malformations of heart

ICD-10-CM Diagnosis Code (2025)

Official Description for Q24

Other congenital malformations of heart

Coding Notes & Guidelines for Q24

Excludes1: Not Coded Here

endocardial fibroelastosis (I42.4)

Excludes1: Not Coded Here
  • dextrocardia with situs inversus (Q89.3)
  • isomerism of atrial appendages (with asplenia or polysplenia) (Q20.6)
  • mirror-image atrial arrangement with situs inversus (Q89.3)
Inclusion Terms

Subvalvular pulmonic stenosis

Inclusion Terms

Congenital coronary (artery) aneurysm

Inclusion Terms
  • Congenital diverticulum of left ventricle
  • Congenital malformation of myocardium
  • Congenital malformation of pericardium
  • Malposition of heart
  • Uhl's disease
Inclusion Terms
  • Congenital anomaly of heart
  • Congenital disease of heart

Child Codes (More Specific Codes for Q24):

Q24.0 - Dextrocardia Q24.1 - Levocardia Q24.2 - Cor triatriatum Q24.3 - Pulmonary infundibular stenosis Q24.4 - Congenital subaortic stenosis Q24.5 - Malformation of coronary vessels Q24.6 - Congenital heart block Q24.8 - Other specified congenital malformations of heart Q24.9 - Congenital malformation of heart, unspecified

About ICD-10-CM Code Q24 (Other congenital malformations of heart)

ICD-10-CM code Q24 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Q24 became effective on October 1, 2024.

This page provides detailed information about Q24 - Other congenital malformations of heart. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other congenital malformations of heart.