Convert ICD-10 Code O14.00 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O14.00 Mild to moderate pre-eclampsia, unspecified trimester		642.40 Mild/NOS preeclamp-unsp
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 O14.00 - mild to moderate pre-eclampsia, unspecified trimester based on the most recent General Equivalence Mappings (GEMS) information.