Meet Our Surgeons Sean J. O′Donnell, M.D. Orthopaedic Surgery Joint Replacement View Profile Jeffrey A. Bash, M.D. Spine Surgery Orthopaedic Surgery View Profile Lawrence Berson, M.D. Foot/Ankle Surgery Joint Replacement Orthopedic Surgery View Profile Joseph M. Sohn, M.D. Orthopaedic Surgery Spine Surgery View Profile David J. Hergan, M.D. Sports MedicineOrthopaedic Surgery Joint Replacement View Profile James Walsh, D.O. Sports MedicineArthroscopic SurgeryReconstructive Surgery View Profile