Timothy F. Witham, MD

Andrew Cosgarea, M.D., is a sports medicine specialist with expertise in the diagnosis and nonsurgical treatment of sports-related injuries, particularly those affecting the knee and shoulder and elbow, including sprains, strains, ligament tears and joint instability. An experienced sports medicine surgeon and a professor of orthopaedic surgery at the Johns Hopkins University School of Medicine, Dr. Cosgarea will transition away from performing surgical procedures as of July 1, 2025. He will continue to provide office-based patient care, and will remain actively involved in clinical consultation, research and medical education. Dr. Cosgarea’s research focuses on knee biomechanics and improving outcomes in the treatment of sports injuries. He has authored two textbooks and more than 150 peer-reviewed articles and book chapters. His surgical expertise includes arthroscopic rotator cuff repair, ACL reconstruction, meniscus repair, elbow UCL reconstruction and shoulder instability stabilization procedures. He serves as the head team physician for the Johns Hopkins University Department of Athletics, is the former chief of the Division of Sports Medicine in the Johns Hopkins Department of Orthopaedic Surgery, and served as a team physician for the Baltimore Orioles from 2000 to 2010. In 2012, he was named one of the “125 Knee Surgeons and Specialists to Know” by Becker’s Spine Review. Dr. Cosgarea is a member of numerous professional organizations, including the American Board of Orthopaedic Surgery, the American Orthopaedic Society for Sports Medicine, the Arthroscopy Association of North America, and the International Patellofemoral Study Group. Additionally, he serves on the board of directors of the Patellofemoral Foundation. He earned his medical degree from Jefferson Medical College in Philadelphia, did his orthopaedic surgery residency at the University of Rochester and completed a fellowship in orthopaedic sports medicine at The Johns Hopkins Hospital. Prior to joining Johns Hopkins in 1998, he was an assistant professor of orthopaedic surgery at the Ohio State University Medical Center, and served as an orthopaedic consultant for the Ohio State athletic department.

Courtney L. Carver, Au.D., CCC-A., earned her doctorate in audiology from the University of Florida. Dr. Carver is trained in the field of audiology. She offers professional audiological services, including cochlear implant consultation, programming, and counseling in pediatric and adult populations.

Dr. Akhil Chhatre is an assistant professor of physical medicine and rehabilitation and neurological surgery at the Johns Hopkins University School of Medicine. He is director of spine rehabilitation at Johns Hopkins. Dr. Chhatre sees and treats adults with a wide range of spinal diseases and disorders, including neck and low back pain, lumbar and cervical degenerative disease, scoliosis, spinal stenosis, facet joint disease, whiplash syndrome, sacroiliac and appendicular skeletal joint disease, and peripheral neuropathy. He has a special interest in helping patients regain function and reduce pain using non-surgical techniques and performing pain-reducing medicinal procedures, including steroid injections, nerve blocks and radiofrequency denervation. He received his medical degree from the University of Missouri School of Medicine and completed his residency in physical medicine and rehabilitation at the University of Kansas Medical Center School of Allied Health. He performed his fellowship in interventional spine and sports medicine at the University of Pennsylvania. Previously, Dr. Chhatre worked as an interventional spine and sports fellow at the Hospitals of the University of Pennsylvania after completing a residency in physical medicine & rehabilitation at the University of Kansas Medical Center. Dr. Chhatre is a member of the American Academy of Physical Medicine & Rehabilitation, the International Spine Intervention Society, and the North American Spine Society. For information on conditions he treats and for scheduling information, please review this document.