Chesterfield, Mo.-based Oral Surgery Partners recently added practices in Georgia, Tennessee and Missouri. The MSO’s newest partners are John Hofheins, DMD, MD in St. Louis; Austin Meadows, DMD, MD, in Columbus, Ga.; and Qingcong Zeng, DDS, MD, who owns three practice locations in Tennessee. Oral Surgery Partners supports more than 80 practices in 25 states.