Oral & Maxillofacial Surgeons, James A. Baker, DDS and Jacob W.B. Mendenhall, DDS, Oklahoma City, OK, practice a full scope of oral and maxillofacial surgery with expertise ranging from corrective jaw surgery to wisdom tooth removal. We can also diagnose and treat facial pain, facial injuries and TMJ disorders, and performs a full range of dental implant and bone grafting procedures.. Oral Surgery