Convert ICD-10 Code O00.90 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O00.90 Unspecified ectopic pregnancy without intrauterine pregnancy		633.90 Ect preg NOS w/o int prg

ICD-10 to ICD-9 crosswalk for code O00.90 - unspecified ectopic pregnancy without intrauterine pregnancy based on the most recent General Equivalence Mappings (GEMS) information.