Convert ICD-10 Code K40.21 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K40.21 Bilateral inguinal hernia, w/o obst or gangrene, recurrent		550.93 Recur bilat inguin hern

ICD-10 to ICD-9 crosswalk for code K40.21 - bilateral inguinal hernia, without obstruction or gangrene, recurrent based on the most recent General Equivalence Mappings (GEMS) information.