Convert ICD-10 Code K31.7 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K31.7 Polyp of stomach and duodenum		211.1 Benign neoplasm stomach
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 K31.7 - polyp of stomach and duodenum based on the most recent General Equivalence Mappings (GEMS) information.