Convert ICD-10 Code O30.031 to ICD-9

Source ICD-10 Code Target ICD-9 Code
O30.031
Twin pregnancy, monochorionic/diamniotic, first trimester
651.01
Twin pregnancy-delivered
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
O30.031
Twin pregnancy, monochorionic/diamniotic, first trimester
651.03
Twin pregnancy-antepart
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
O30.031
Twin pregnancy, monochorionic/diamniotic, first trimester
V91.02
Twin gest-monochr/diamni
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 O30.031 - twin pregnancy, monochorionic/diamniotic, first trimester based on the most recent General Equivalence Mappings (GEMS) information.