PhysiciansOur physicians offer a superior quality of diagnostic proficiency and, if needed, an unmatched level of surgical expertise. 94.0% Patient Satisfaction 104,335 Completed Surveys 4.7 Star Reviews 1 William C. Brooks M.D. KOC Oak Ridge 9 James A. Engblom D.P.M. KOC Oak Ridge 1 Michael A. MacKay M.D. KOC Oak Ridge 1 W. Nicholas Yetter M.D. KOC Oak Ridge No Results. ADVANCED PRACTICE PROVIDERSYou’re in good hands with skilled and caring advanced practitioners who have devoted years of intensive study to your injury or condition. 1 Jared Orick N.P. KOC Oak Ridge 1 Christie Snow N.P. KOC Oak Ridge No Results.