Our Doctors

Lorenzo Gamez, M.D.

Dr. Lorenzo Gamez, M.D.Dr. Gamez received a BA in Psychology from Rutgers College and his medical education at the Universidad Autonoma de Guadalajara. He then went on to complete an internship in general surgery and a residency in orthopaedic surgery at Maimonides Medical Center in Brooklyn, NY. His interests led him to pursue a fellowship in foot and ankle reconstruction at Union Memorial Hospital/Mercy Medical Center in Baltimore, MD. Before joining OALI, Dr. Gamez served as an Assistant Professor and Co-director of Foot and Ankle Reconstructive Surgery at UMASS Medical School.

Dr. Gamez specializes in all aspects of foot and ankle care. He is a fellowship trained in foot and ankle reconstructive surgery and provides the latest treatment options for all aspects of foot and ankle trauma, reconstruction and sports injuries. He is well versed in the latest technology including total ankle replacements, cartilage salvage techniques and ankle arthroscopy.

Dr. Gamez has written several chapters and authored numerous studies presented at national and international meetings. He has been an invited speaker at several foot and ankle meetings. He is one of only a handful of orthopaedic surgeons specializing in foot and ankle surgery who currently practice on Long Island.

Gregg J. Jarit, M.D., P.C.

Dr. Gregg J. Jarit, M.D., P.C.Dr. Jarit grew up in Wading River, NY and graduated from Shoreham-Wading River High School in 1994. He attended college at the University of Virginia and graduated With Distinction in 1998. He obtained his medical degree from the Albert Einstein College of Medicine in 2002, and then completed residency at NYU Hospital for Joint Diseases in New York City in 2008. During his residency he completed an additional one-year research fellowship. He then returned to the University of Virginia to complete a fellowship in sports medicine. During his fellowship, he served as Assistant Team Orthopaedist for the University of Virginia and James Madison University. He also covered the UVA Club Ice Hockey team and high school football.

Dr. Jarit specializes in the orthopaedic care of athletes at all levels, starting when pre-participation physicals take place and through in-season competition and off-season conditioning. He also performs general orthopaedic fracture care. He has particular interest in the care of acute and chronic sports-related injuries, including conservative, arthroscopic, and minimally invasive treatment. He has experience with the latest techniques in facilitating early return to play while maximizing the function and safety of the athlete.

Douglas Matthew Petraco, M.D., P.C.

Dr. Douglas Matthew Petraco, M.D., P.C.Dr. Petraco graduated cum laude from Yale University in 1988, after which he received his medical degree from Cornell University Medical College graduating with academic honors. His post-graduate training included an internship at NYU Medical Center and an orthopedic surgery residency at The Hospital for Joint Diseases – Orthopaedic Institute, where he was chosen to serve as an executive chief resident in his final year. Dr. Petraco also completed a research fellowship in biomaterials and biomechanics at The Hospital for Joint Diseases. He is a fellow of the American Academy of Orthopaedic Surgeons, and is board certified by the American Board of Orthopaedic Surgery.

Dr. Petraco specializes in joint replacement surgery of the hip and knee. He prides himself on offering the latest advanced techniques in joint replacement surgery including mini-incision hip and knee replacement. As chief of the Department of Orthopedic Surgery at St. Charles Hospital, Dr. Petraco was instrumental in bringing MAKOplasty Robotic partial knee replacement technology to the hospital. This is the only robotic partial knee replacement platform available on Long Island. This minimally invasive approach, combined with a patient specific surgical plan allows more accurate implant placement resulting in a more natural feeling knee compared with total knee replacement. Patients are typically discharged home from the hospital after a brief overnight stay.

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