Convert ICD-10 Code K13.6 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K13.6 Irritative hyperplasia of oral mucosa		528.9 Oral soft tissue dis NEC
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 K13.6 - irritative hyperplasia of oral mucosa based on the most recent General Equivalence Mappings (GEMS) information.