Convert ICD-10 Code K25.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K25.9 Gastric ulcer, unsp as acute or chronic, w/o hemor or perf		531.90 Stomach ulcer NOS
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code K25.9 - gastric ulcer, unspecified as acute or chronic, without hemorrhage or perforation based on the most recent General Equivalence Mappings (GEMS) information.