Our practice is an integral part of a care philosophy at Upper Chesapeake Health. We provide the highest quality, multi-care specialty team - right in your backyard - with the proven clinical outcomes and the most personalized care available anywhere.  
Meet Our Surgeons
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Dr. Cook
William P. Cook, M.D.
Dr. Cook received a bachelor's degree from Queen's University in Ontario, Canada and a medical degree from the University of Maryland School of Medicine. Dr. Cook's internship and his orthopedic residency at Baltimore's Union Memorial Hospital included specialty rotations at the Johns Hopkins Hospital and the University of Maryland Shock Trauma Center. Dr. Cook specializes in joint replacement of the shoulder, hip and knee. He developed the anterior total hip program at Upper Chesapeake Hospital in 2004 and continues to be one of the regions leaders in this procedure. Dr. Cook is board certified by the American Board of Orthopedic Surgery and a fellow of the American Academy of Orthopedic Surgery.
Sumit Bassi, M.D.
Sumit Bassi, M.D.
Dr. Bassi is a Board Certified Family Medicine physician, who is Fellowship trained in Sports Medicine. He received his medical education at Medical University Plevin in Bulgaria. He served his family medicine residency at Eastern Maine Medical Center in Bangor, Maine and completed a sports medicine fellowship at Summa Health Sports Medicine in Akron, Ohio. In addition to his role as Medical Director, Dr. Bassi is joining the Upper Chesapeake Orthopaedic Specialty Group, seeing patients in both the Bel Air and Havre de Grace offices.
Dr. O'Mara
Edward G. O'Mara, M.D.
Dr. O'Mara is a graduate of Middlebury College in Middlebury, Vermont. He earned a medical degree from Tufts University School of Medicine in Boston. He completed his orthopedic residency at the University of Louisville Affiliated Hospitals in Louisville, Kentucky. Dr. O'Mara served as an orthopedic surgeon, with the rank of Major, in the United States Air Force, at Tinker Air Force Base in Oklahoma City. He is board certified by the American Board of Orthopedic Surgery and a fellow of the American Academy of Orthopedic Surgery.
Dr. Yalamanchili

Raj Yalamanchili, M.D.
• Board Certified Orthopaedic Surgeon
• Member of the American Association of Hip and Knee Surgeons
• Member of the American Academy of Orthopaedic Surgeons

Dr. Raj Yalamanchili is a fellowship trained joint replacement surgeon who specializes in anterior hip replacement using the HANA table, hip arthroscopy, partial knee replacement and revision hip and knee surgery. He is a graduate of New Jersey Medical School and received his orthopedic training at Seton Hall University, NJ and Alfred I. Dupont Hospital for Children in Delaware. He received fellowship training in joint replacement at Sinai Hospital in Baltimore. He has presented and published research in peer reviewed journals and national symposia and has won numerous awards and scholarships for excellence in research and academics. He is affiliated with American Academy of Orthopedic Surgeons and the American Medical Association and serves as the Director of Joint Replacement at UM Upper Chesapeake Medical Center.

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