Convert ICD-10 Code Y63.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Y63.9 Failure in dosage during unsp surgical and medical care		E873.9 Failure in dosage NOS

ICD-10 to ICD-9 crosswalk for code Y63.9 - failure in dosage during unspecified surgical and medical care based on the most recent General Equivalence Mappings (GEMS) information.