Convert ICD-10 Code K28.4 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K28.4 Chronic or unspecified gastrojejunal ulcer with hemorrhage		534.40 Chr marginal ulcer w hem
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 K28.4 - chronic or unspecified gastrojejunal ulcer with hemorrhage based on the most recent General Equivalence Mappings (GEMS) information.