Oral & Maxillofacial Surgeons, Travis Witherington, DDS, Andrew Cheung, DDS, Joshua Campbell, DDS and Lindsey Nagy, with offices in Oak Ridge and Crossville, TN, practice a full scope of Oral and Maxillofacial Surgery with expertise in bone grafting, gingival grafting and dental implant placement. Drs. Witherington, Cheung, Campbell and Nagy's staff is trained in assisting with I.V. sedation within our state of the art office setting. Our offices are located at 140 East Division Road in Oak Ridge, TN, and 815 Webb Avenue, Suite 101, on the Cumberland Plateau in Crossville, TN.