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Fellowship Faculty
Primary Faculty
William N. Levine, MD
- Fellowship Director – Frank E. Stinchfield Professor & Chair, Orthopedic Surgery
- Shoulder & Elbow Fellowship Director
- Head Team Physician, Columbia University Athletics
- Chair, Shoulder and Elbow Subcommittee, NFL
- Consultant, NHL Players Association; NFL Players Association
- Editor-in-Chief, JAAOS
- Former President, ASES
- Advanced Arthroscopic & Open Shoulder, Elbow, Knee
Christopher S. Ahmad, MD
- Lila Acheson Wallace Professor of Orthopedic Surgery
- Head Team Physician, New York Yankees
- Head Team Physician, New York City Football Club
- President, Major League Baseball Team Physicians Association
- Advanced Arthroscopic Shoulder, Elbow, & Knee Surgery, Tommy John Surgery
- NCAA Div 1 Soccer (nationally ranked), Columbia University
Charles M. Jobin, MD
- Louis U. Bigliani Associate Professor of Orthopedic Surgery
- Team Physician, Columbia University Club Athletics
- Team Physician, Riverdale Country School
- Specializes in Open & Arthroscopic Shoulder and Elbow
- JAAOS Deputy Editor, Shoulder
Division Faculty
Nicole S. Belkin, MD
- Assistant Professor of Orthopedic Surgery
- Adolescent & Adult Sports Medicine and Shoulder Surgery
- Shoulder, Hip, and Knee Arthroscopy and Complex Knee Reconstruction
- USA Rugby collegiate 15s Two-Time All-American, USA Rugby 7s and U-23 15s Player Pool Member
Michael L. Knudsen, MD
- Assistant Professor of Orthopedic Surgery
- Team Physician, Iona College
- Pediatric, Adolescent & Adult Sports Medicine, Shoulder & Elbow Arthroscopy
Charles A. Popkin, MD
- Associate Professor of Orthopedic Surgery
- Team Physician, City College of New York & Mercy College
- Team Physician, USA Hockey
- Pediatric & Adolescent Sports Medicine Specialist
- Pediatric Fracture Care
- NCAA Football, Colgate University
Lauren H. Redler, MD
- Assistant Professor of Orthopedic Surgery
- Pediatric, Adolescent & Adult Sports Medicine, Shoulder, Elbow, & Knee Arthroscopy
- NCAA Womens Lacrosse, Georgetown University
David P. Trofa, MD
- Assistant Professor of Orthopedic Surgery
- Team Physician, Manhattan College Athletics
- Arthroscopic and Open Shoulder, Elbow, & Knee, Cartilage Restoration, Orthobiologics
- NCAA Mens Wrestling & Soccer, Columbia University
Sports Medicine Physicians
Thomas S. Bottigileri, DO
- Chief, Sports Medicine Physicians
- Chief, Sports Medicine Physicians
- Team Physician, Bergen County Public Schools
- Acute & Chronic Musculoskeletal Conditions
- Concussion Management
Morgan Busko, MD
- Assistant Professor of Sports Medicine
- Injury Prevention & Preventative Care
- Specializes in Endurance Athlete & Runners Health
- Top 5 Finisher, Hawaii Ironman World Championship
Natasha N. Desai, MD
- Assistant Professor of Sports Medicine
- Team Physician, Columbia University Athletics
- Dual Training, Emergency Medicine, Sports Medicine
- Advanced Ultrasound Techniques
- NCAA Div 1 Gymnast at UCLA
Elan L. Goldwaser, DO
- Assistant Professor of Sports Medicine
- Team physician, US Ski and Snowboard
- Ultrasound diagnostics/procedures and regenerative biologics
- Integrative concussion management, and osteopathic manipulative medicine
- Marathon runner, former NCAA runner/swimmer
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