Convert ICD-10 Code K59.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K59.1 Functional diarrhea		564.5 Functional diarrhea

ICD-10 to ICD-9 crosswalk for code K59.1 - functional diarrhea based on the most recent General Equivalence Mappings (GEMS) information.