Convert ICD-10 Code K90.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K90.9 Intestinal malabsorption, unspecified		579.9 Intest malabsorption NOS

ICD-10 to ICD-9 crosswalk for code K90.9 - intestinal malabsorption, unspecified based on the most recent General Equivalence Mappings (GEMS) information.