Convert ICD-10 Code K50.813 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K50.813 Crohn's disease of both small and large intestine w fistula		555.2 Reg enterit sm/lg intest
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
K50.813 Crohn's disease of both small and large intestine w fistula		569.81 Intestinal fistula
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.

ICD-10 to ICD-9 crosswalk for code K50.813 - crohn's disease of both small and large intestine with fistula based on the most recent General Equivalence Mappings (GEMS) information.