James G. Cunningham, MD

James G. Cunningham, MD is an orthopedic surgeon who specializes in sports medicine. His practice focuses on adult and adolescent sports medicine, knee and shoulder surgery. Dr. Cunningham graduated from Manhattan College and attended medical school at New York University. He completed his residency for orthopedic surgery at Mount Sinai Hospital in New York City and his fellowship in sports medicine at New England Baptist Hospital in Boston, Massachusetts. Dr. Cunningham has served as team physician for Greenwich High School athlete teams for over 20 years and for the Iona Preparatory School for 10 years. He is board certified in sports medicine by the American Board of Orthopaedic Surgery.

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Demetris Delos, MD

Dr. Delos earned his medical degree at Weill Medical College of Cornell University in New York.  He did his internship and residency in orthopedics at Hospital for Special Surgery (HSS) /New York-Presbyterian Hospital. He completed a research fellowship at the HSS Laboratory for Soft Tissue Research prior to a surgical fellowship in Sports Medicine and Shoulder Surgery also at HSS, where he was Chief Administrative Fellow. He served as Assistant NFL Team Physician for the New York Football Giants and also as team physician for a number of local high school and college athletes.

Dr. Delos’s practice focuses on sports medicine and arthroscopic treatment of knee and shoulder disorders including knee preservation surgery, knee replacement, surgery for shoulder instability, and rotator cuff repair. He has a specific interest in the comprehensive care of athletic knee disorders including meniscus, ligament, and cartilage injuries. His practice incorporates the latest operative methods including meniscal preservation and transplantation, ACL and multiple ligament knee reconstruction and repair surgery, osteotomies to realign joints, and cartilage repair and restoration.

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Watch Dr. Delos’ January, 2016 appearance on Health IQ with Dr. Siegel.

Read about a distinguished panel including Dr. Delos on the subject of maximizing a child’s athletic potential.

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Tim Greene, MD

Tim Greene, MD is an orthopedic surgeon who is fellowship trained in sports medicine and hip arthroscopy, a technique that has revolutionized the treatment of various hip problems. Dr. Greene graduated Princeton University and earned his medical degree at the Medical College of Georgia. He performed a residency in orthopedics at Emory University and served as associate team physician to the athletic teams at Georgia Tech.

Dr. Greene completed fellowship training at the Steadman Hawkins Clinic in Vail, Colorado under the direction of Dr. Marc Philippon. While there, he served as associate team physician for the U.S. Ski Team.

Dr. Greene’s interest in sports medicine derives from his ongoing personal interest in sports. In college at Princeton University, he played varsity football, served as team captain and earned numerous awards for outstanding athletic achievement.

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Marc S. Kowalsky, MD

Dr. Kowalsky is a board-certified orthopedic surgeon with expertise in surgical and nonsurgical treatment of rehab-focused, as well as operative treatments for upper and lower extremity sports injury, and complex shoulder and elbow conditions including degenerative disease, trauma, and revision surgery. He has a particular interest in the management of shoulder and elbow arthritis, instability, ligament and tendon injuries, as well as knee injuries and cartilage disorders. He has authored original research manuscripts, review articles, and textbook chapters focusing on AC joint reconstruction, rotator cuff repair, and shoulder replacement. He currently serves as a reviewer for the Journal of the American Academy of Orthopaedic Surgeons, Journal of Shoulder and Elbow Surgery and the American Journal of Sports Medicine. Continue reading “Marc S. Kowalsky, MD”

Seth Miller, MD

Seth R. Miller, MD

Seth Miller, MD is an orthopedic surgeon who specializes in arthroscopic shoulder surgery and shoulder replacement at ONS. He is Clinical Assistant Professor of Orthopaedic Surgery at Hospital for Joint Diseases/New York University, staff orthopedic physician at Greenwich Hospital, and is Assistant Attending Physician in orthopedic surgery at New York-Presbyterian Hospital. Dr. Miller served as Orthopedic Consultant to the New York Mets for nine years, attending spring training and regular Major League season games where he oversaw the physical condition of players.

Dr. Miller has performed over 1000 total shoulder and reverse shoulder replacements, the most significant breakthrough in shoulder replacement surgery in the last 30 years.

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Paul M. Sethi, MD

Paul Sethi, MD is a board-certified orthopedic surgeon who specializes in sports medicine conditions of the elbow, knee and shoulder.  He is a leading research physician who speaks at academic and instructional medical conferences in the US and abroad. His research on surgical advances for the shoulder, elbow and knee is regularly published in leading medical journals including the Journal for Shoulder and Elbow Surgery, Arthroscopy, and the Journal of American Academy for Orthopaedic Surgery. He also collaborates with outside companies for education and research purposes and to develop medical procedures on the shoulder, elbow and knee. He is a member of the prestigious American Shoulder and Elbow Society and American Academy of Orthopedic Surgeons.  He is President of the  ONS Foundation for Clinical Research and Education.

Dr. Sethi completed a sports medicine fellowship at the Kerlan Jobe Orthopaedic Institute in Los Angeles, CA. His research on athletic performance while a resident surgeon at Yale, his studies of professional basketball players, and his experience as a college varsity athlete have provided Dr. Sethi with first-hand experience and an informed perspective for understanding sports-related injuries and conditions.

Dr. Sethi served as orthopedic consultant to the Los Angeles Dodgers baseball team and former assistant team physician of the Los Angeles Lakers basketball team, Los Angeles Kings hockey team, the Los Angeles Dodgers and University of Southern California football team.

Today Dr. Sethi serves as team physician to Greenwich High School, Brunswick High School and Iona Preparatory High School. In regular speaking engagements he asserts that proper fitness conditioning is essential to preventing sports injuries for professional as well as amateur athletes.

As President of the ONS Foundation for Clinical Research and Education, Dr. Sethi’s research has recently included the establishment of better methods for surgical skin preparation (cleaning) to lower the risk of surgical infection; development of a new technique to repair chronic or weakened biceps tendons; and the evaluation of surgical needles in tendon surgery to establish international guidelines on needle use.

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Katherine B. Vadasdi, MD

Katherine Vadasdi, MD is an orthopedic surgeon who is fellowship trained in adolescent and adult sports medicine as well as shoulder and elbow surgery.

Dr. Vadasdi graduated Dartmouth College and earned her medical degree at Dartmouth Medical School. She performed a residency in orthopedics at the Hospital for Special Surgery (HSS) in New York and completed fellowship training in shoulder, elbow and sports medicine at Columbia University Medical Center, Department of Orthopedics. While at Columbia she was assistant team physician to Columbia University Athletics.

Dr. Vadasdi’s area of medical specialty reflects her personal interests.  She is an accomplished triathlete, having completed Ironman competitions in 2007 and 2009. Dr. Vadasdi is also an alpine climber and has ascended Mount Kilimanjaro, Mount Rainier and the Grand Teton, among others.

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