Convert ICD-10 Code A56.4 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
A56.4 Chlamydial infection of pharynx		099.51 Oth VD chlm trch pharynx

ICD-10 to ICD-9 crosswalk for code A56.4 - chlamydial infection of pharynx based on the most recent General Equivalence Mappings (GEMS) information.