Andy A. Sems, M.D.

Dr. Stephen "Andy" Sems is a distinguished orthopedic trauma surgeon at the Mayo Clinic in Rochester, Minnesota, where he has been practicing since 2005. He leads the Limb Lengthening and Regeneration Clinic, specializing in complex orthopedic trauma, nonunions, limb deformity correction, and limb lengthening procedures. Dr. Sems employs advanced surgical techniques, including the use of implanted magnetic lengthening metal rods and external fixators, to restore function and alignment in patients with severe limb injuries, malunions or congenital deformities. His multidisciplinary approach often involves collaboration with specialists across various fields to ensure comprehensive patient care.

Dr. Sems earned his medical degree from The Ohio State University College of Medicine in 1999. He completed his orthopedic surgery residency at the Cleveland Clinic, followed by fellowships in orthopedic traumatology at Hennepin County Medical Center and AO International under Dr. Rudolf Syzkowitz. He has been a faculty member at Mayo Clinic since 2005 and is a member of several professional committees, including the Limb Lengthening and Reconstruction Society, Orthopedic Trauma Association and the American Academy of Orthopaedic Surgeons. In recognition of his contributions to the field, Dr. Sems was named one of the "19 Best Orthopedic Traumatologists in North America" in 2015 and received the Teacher of the Year Award from the Mayo Clinic College of Medicine in 2007.