Convert ICD-10 Code Z02.83 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Z02.83 Encounter for blood-alcohol and blood-drug test		V70.4 Exam-medicolegal reasons
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code Z02.83 - encounter for blood-alcohol and blood-drug test based on the most recent General Equivalence Mappings (GEMS) information.