Our Physicians

Physicians Listed by Name

KOC is East Tennessee’s only team of Fellowship-trained, Orthopedic Specialists. This unique practice of specialization ensures unparalleled expertise in the diagnosis, treatment and surgery of musculoskeletal conditions.

John M. Ambrosia, M.D.

Paul L. Becker, M.D.

T. Craig Beeler, M.D.

Russell A. Betcher, M.D.

Douglas N. Calhoun, M.D.

Brian M. Covino, M.D.

J. Jay Crawford, M.D.

G. Brian Holloway, M.D.

Robert E. Ivy, M.D.

Joshua R. Johnson, M.D.

Paul H. Johnson, M.D.

Amber G. Luhn, M.D.

Robert R. Madigan, M.D.

James K. Maguire, Jr., M.D.

Gregory M. Mathien, M.D.

John J. McGraw, Sr., M.D.

William T. McPeake, M.D.

Matthew C. Nadaud, M.D.

Matthew A. Rappé, M.D.

Cameron J. Sears, M.D.

Benson A. Scott, M.D.

J. Christopher Sherrell, M.D., MSc.

Robert G. Smith, M.D.

Edwin E. Spencer, Jr., M.D.

M. Chris Testerman, M.D.

Sidney L. Wallace, M.D.

William T. Youmans, M.D.