Convert ICD-10 Code O66.6 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O66.6 Obstructed labor due to other multiple fetuses		660.81 Obstruct labor NEC-deliv
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
O66.6 Obstructed labor due to other multiple fetuses		652.61 Mult gest malpres-deliv
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.

ICD-10 to ICD-9 crosswalk for code O66.6 - obstructed labor due to other multiple fetuses based on the most recent General Equivalence Mappings (GEMS) information.