Convert ICD-10 Code O87.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O87.1 Deep phlebothrombosis in the puerperium		671.42 Thromb postpar-del w p/p
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.
O87.1 Deep phlebothrombosis in the puerperium		671.44 Deep vein thromb-postpar
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 O87.1 - deep phlebothrombosis in the puerperium based on the most recent General Equivalence Mappings (GEMS) information.