Convert ICD-10 Code O42.019 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O42.019 Pretrm prem ROM, onset labor w/n 24 hours of rupt, unsp tri		658.10 Prem rupt membran-unspec
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 O42.019 - preterm premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified trimester based on the most recent General Equivalence Mappings (GEMS) information.