Meet Our Treatment Team

Ben Thrower, M.D., is Medical Director of the MS Institute at Shepherd Center in Atlanta, GA, where he works exclusively with individuals with multiple sclerosis.  Since 1995, the MS Institute at Shepherd has worked with researchers at Harvard Medical School and Emory University to test new MS compounds, investigate new drug therapies and search for a genetic marker for immune activity in people undergoing various MS therapies.  Before joining Shepherd, Dr. Thrower was Medical Director of the Holy Family MS Institute in Spokane, WA.  He is fully committed to quality care of the MS community.  He has worked closely with the National Multiple Sclerosis Society in various capacities and has received the society's Norman Cohn Hope Chest Award. Dr. Thrower was the first physician to be inducted into the NMSS Volunteer Hall of Fame. He also serves as a clinical instructor of neurology at Emory University.

Guy Buckle, M.D., Guy Buckle, M.D., MPH, joined the Andrew C. Carlos MS Institute at Shepherd Center as the Director of Neuroimaging Research in 2014.Dr. Buckle comes to Shepherd Center following nearly 20 years at Brigham and Women’s Hospital in Boston. Most recently, he was the Director of Clinical Care at Partners Multiple Sclerosis Center at Brigham and Women’s Hospital. He also served as Assistant Professor of Neurology at Harvard Medical School. He was drawn to Shepherd Center’s MS Institute for the chance to work in a smaller environment and to expand the Center’s neuroimaging program.

Sherrill Loring, M.D., is a neurologist at the Andrew C. Carlos Multiple Sclerosis Institute at Shepherd Center. She sees patients as well as conducts research in the MS Institute. Previously, she was an associate professor of neurology at the University of Florida. Dr. Loring earned her medical degree from the Medical University of South Carolina. She then completed an internship and residency at the Medical College of Georgia, where she was later a clinical assistant professor of neurology. She also worked as the chief of neurology at University Hospital in Augusta, Ga., and later directed the MS Clinic at Georgetown University Hospital in Washington, D.C., before taking the position at the University of Florida. Dr. Loring is a member of the American Academy of Neurology and the American Medical Association.

Robert Godsall, Ph.D., has been part of Shepherd Center since 1997 and is the coordinator of Neuropsychological Services for the MS Institute at Shepherd. He also facilitates the monthly MS support group meetings at Shepherd Center. Godsall received his doctorate in Clinical Psychology from the Georgia State University Department of Psychology, where his specialty interests were Clinical Neuropsychology and Family Systems Therapy.  Following completion of his clinical internship, where he completed major rotations in Forensic Psychology and Neuropsychology, Godsall completed a two-year post-doctoral fellowship in Neuropsychology in the Behavioral Neurology Section of the Neurology Department at the Emory School of Medicine. Along with his work in neuropsychology, Godsall continues to pursue his interests in the impact of family systems on the course of neurological disorders.   

Tracy Walker, NP, WOC, has been with Shepherd Center since 1994 and specializes in treating patients with neurological conditions. She is a certified family nurse practitioner, a wound ostomy continence nurse, as well as a Georgia registered nurse. Walker received a bachelor's of science in nursing from the Medical College of Georgia. She also earned a certification in enterostomal therapy nursing at Emory University and a master's of science in nursing at Georgia State University. Walker is actively involved in the MS community and frequently speaks on MS issues. Most notably, she has spoken on behalf of the MS Consortium of MS Institutes.

Colby Doepel, NP-C, is a certified nurse practitioner for the Andrew C. Carlos MS Institute where he educates patients and their families on quality of life improvements, disease and symptom management, and assesses their needs for supplementary hospital and community support. After graduating from the Medical College of Georgia, he joined the MS Institute as an extern and quickly transitioned from a tech to a RN and finally a nursing manager. He earned his master’s degree from Kennesaw State University which allowed him to become a nurse practitioner. Doepel is a member of the American Academy of Nurse Practitioners, International Organization of Multiple Sclerosis Nurses and Sigma Theta Tau.

Adrienne Garofalo, PA-C, is a physician assistant for the Andrew C. Carlos Multiple Sclerosis Institute at Shepherd Center. In her role, she discusses and manages treatment plans of patients with multiple sclerosis with the goal of optimizing her patient’s quality of life. Garofalo received a bachelor’s of science degree in education, specializing in exercise and sports science, from the University of Georgia, where she graduated cum laude. Garofalo earned a master’s degree in physician assistant studies from Pace University’s Lenox Hill Hospital Physician Assistant Program. She is a member of the American Academy of Physician Assistants (AAPA), the Georgia Association of Physician Assistants (GAPA) and is board certified by the National Commission on Certification of Physician Assistants.