Oral & Maxillofacial Surgeons Stephen J. Maroda and K. Marcus Hopkins, Germantown and Bartlett TN, practice a full scope of oral and maxillofacial surgery with expertise ranging from pre-prosthetic surgery and orthodontic extractions to wisdom tooth removal. They can also diagnose and treat oral pathological conditions and perform a full range of dental implant and bone grafting procedures.. practice a full scope of oral and maxillofacial surgery with expertise ranging from pre-prosthetic surgery and orthodontic extractions to wisdom tooth removal. They can also diagnose and treat oral pathological conditions and perform a full range of dental implant and bone grafting procedures.