Convert ICD-10 Code K00.9 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
K00.9 Disorder of tooth development, unspecified		520.9 Tooth devel/erup dis NOS

ICD-10 to ICD-9 crosswalk for code K00.9 - disorder of tooth development, unspecified based on the most recent General Equivalence Mappings (GEMS) information.