Spine Leaders

Federico P. Girardi, MD, is an orthopedic spine surgeon at Hospital for Special Surgery in New York. He is also an associate professor of orthopedics at Weill Cornell Medical College in New York and an associate scientist in the research…

Daniel E. Gelb, MD, is an associate professor of orthopedics and co-director of the spine program at the University of Maryland Medical Center in Baltimore. He is a member of the AOA medical honor society and previously served as president…

Alan S. Hilibrand, MD, is director of medical education for the department of orthopedic surgery at Rothman Institute and Jefferson Medical College, both in Philadelphia. He is also a professor of orthopedic surgery and neurosurgery. He is the deputy editor…

Jim Zucherman, MD, is a senior spine partner at San Francisco Orthopaedic Surgeons Medical Group and inventor and co-developer of the X-Stop, an interspinous process device for treating lumbar spinal stenosis.

Hansen Yuan, MD, is an orthopedic spine surgeon and professor emeritus of the department of orthopedic and neurological surgery at the State University of New York Upstate Medical Center.

Michael S. Hisey, MD, is an orthopedic spine surgeon and medical director of Texas Back Institute in Plano. He is a fellow of the American Academy of Orthopaedic Surgeons and is a member of the North American Spine Society, International…

Marc A. Cohen, MD, is an orthopedic spine surgeon at The Spine Institute, his private practice based in Morristown, N.J. He is a fellow of the American College of Surgeons and the American College of Spine Surgery as well as…

Regis W. Haid, Jr., MD, is a founding partner of Atlanta Brain and Spine Care. He is also the medical director of the Piedmont Spine Center and neuroscience service line at Piedmont Hospital in Atlanta. He previously served as director…

Mark B. Hartman, MD, is a founding physician at Total Spine Specialists in Huntersville, N.C. He is also affiliated with Northeast Medical Center in Concord, N.C., and Carolinas Medical Center in Charlotte, N.C. He is a member of is a…

Fred Geisler, MD, is a neurosurgeon at Chicago Back Institute at Swedish Covenant Hospital. He is a member of the American Association of Neurological Surgeons, Congress of Neurological Surgeons, National Spinal Cord Injury Association, the American Back Society and the…