Q23 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Congenital malformations of aortic and mitral valves.
Codes
Q23.0
Congenital stenosis of aortic valve
Q23.1
Congenital insufficiency of aortic valve
Q23.2
Congenital mitral stenosis
Q23.3
Congenital mitral insufficiency
Q23.4
Hypoplastic left heart syndrome
Q23.8
Other congenital malformations of aortic and mitral valves
Q23.9
Congenital malformation of aortic and mitral valves, unspecified
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code