Convert ICD-10 Code Q22.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Q22.1 Congenital pulmonary valve stenosis		746.02 Cong pulmon valve stenos

ICD-10 to ICD-9 crosswalk for code Q22.1 - congenital pulmonary valve stenosis based on the most recent General Equivalence Mappings (GEMS) information.