Convert ICD-10 Code O12.01 to ICD-9

Source ICD-10 Code Target ICD-9 Code
O12.01
Gestational edema, first trimester
646.11
Edema in preg-delivered
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.
O12.01
Gestational edema, first trimester
646.12
Edema in preg-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.
O12.01
Gestational edema, first trimester
646.13
Edema in preg-antepartum
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.
O12.01
Gestational edema, first trimester
646.14
Edema in preg-postpartum
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 O12.01 - gestational edema, first trimester based on the most recent General Equivalence Mappings (GEMS) information.