ICD-10-CM Diagnosis Code (2025)
Official Description for Q23.0
Congenital stenosis of aortic valve
Coding Notes & Guidelines for Q23.0
Excludes1: Not Coded Here
- congenital stenosis of aortic valve in hypoplastic left heart syndrome (Q23.4)
- congenital subaortic stenosis (Q24.4)
- supravalvular aortic stenosis (congenital) (Q25.3)
Inclusion Terms
- Congenital aortic atresia
- Congenital aortic stenosis NOS
Parent Code (Less Specific):
About ICD-10-CM Code Q23.0 (Congenital stenosis of aortic valve)
ICD-10-CM code Q23.0 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 Q23.0 became effective on October 1, 2024.
This page provides detailed information about Q23.0 - Congenital stenosis of aortic valve. 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 Congenital stenosis of aortic valve.