Convert ICD-10 Code O30.219 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O30.219 Quad preg w two or more monochorionic fetuses, unsp tri		651.20 Quadruplet preg-unspec
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
O30.219 Quad preg w two or more monochorionic fetuses, unsp tri		V91.21 Quad gest 2+ monochorion
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 O30.219 - quadruplet pregnancy with two or more monochorionic fetuses, unspecified trimester based on the most recent General Equivalence Mappings (GEMS) information.