Convert ICD-10 Code I42.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
I42.1 Obstructive hypertrophic cardiomyopathy		425.11 Hyprtrophc obst cardiomy

ICD-10 to ICD-9 crosswalk for code I42.1 - obstructive hypertrophic cardiomyopathy based on the most recent General Equivalence Mappings (GEMS) information.