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Joint Replacement Experts

Lawrence S. Crossett, MD
Chief, Division of Adult Reconstruction

Dr. Crossett serves as the chief of the Adult Reconstruction Division of the Department of Orthopaedic Surgery. He is a clinical associate professor of orthopaedic surgery at the University of Pittsburgh School of Medicine. Dr. Crossett is a graduate of Bucknell University and Temple University School of Medicine, where he completed his orthopaedic residency. He is board-certified in orthopaedic surgery, and is a fellow of the American Academy of Orthopaedic Surgeons.

Dr. Crossett specializes in joint replacement surgery of the hip and knee, as well as complex revision/reconstruction surgery of these joints. His practice is based at UPMC Shadyside, which is considered a regional referral center for joint replacement and reconstruction surgery. He has been consistently named one of America’s Top Doctors by Castle Connolly and one of Pittsburgh’s Top Doctors by Pittsburgh Magazine.

Brian Klatt, MD
A graduate of the University of Pittsburgh School of Medicine,
Dr. Klatt is currently a UPMC physician and an assistant professor of orthopaedic surgery at the University of Pittsburgh Division of Joint Reconstruction. With more than a decade of experience in performing hip and knee surgeries and replacements, including arthroplasty and minimally invasive surgical techniques, he is a board-certified member of the American Association of Hip and Knee Surgeons and has published articles in both the Journal of Arthroplasty and International Orthopaedics.

A.J. Yates Jr., MD
Dr. Yates is a graduate of Harvard College, and completed his doctor of medicine, internship, and residency at Johns Hopkins. He is an associate professor at UPMC concentrating on joint replacement. He is the Chief of Orthopaedics at UPMC Shadyside. His practice is based at UPMC Presbyterian-Shadyside, concentrating on joint replacement and knee arthroscopy. Dr. Yates is board-certified in orthopaedic surgery, and is a fellow of the American Academy of Orthopaedic Surgeons.

Dr. Yates is currently serving on the Surgical Committee for the National Quality Forum, as well as CMS technical expert panels for and He also serves on MEDCAC and just finished a term on the Device panel for the FDA. He chairs the AAHKS EBM committee and has helped AAOS prepare several national clinical guidelines. His research interests include interventions for osteoarthritis, patient-derived outcomes, and developing techniques for promoting the safest and best long-term outcomes in joint replacement.

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Pittsburgh, PA, USA