Convert ICD-10 Code P56.90 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
P56.90 Hydrops fetalis due to unspecified hemolytic disease		773.3 Hydrops fetalis:isoimm
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 P56.90 - hydrops fetalis due to unspecified hemolytic disease based on the most recent General Equivalence Mappings (GEMS) information.