Lonnie Paulos, MD

orthopedic surgeon cottonwood heightsPaulos Toronto Orthopedics and Sports Medicine 
Orthopedic Surgeon & Sports Medicine

Lonnie (Leon) E. Paulos, M.D., is a board-certified, fellowship-trained orthopedic surgeon and sports medicine specialist, who has dedicated his career to advancing innovations and education to benefit orthopedic medicine.

With heavy involvement in the research and development of orthopedic innovations, he has participated in several research grants, and currently has more than 30 patents or pending patents on surgical equipment, medical devices, joint braces and treatment methods. He has also served on numerous editorial boards, and has co-developed almost 100 medical articles, published 47 books and chapters, and co-presented literally hundreds of presentations and arthroscopic seminars.

Dr. Paulos has shared his vast knowledge with aspiring medical students by performing many visiting professorships at numerous colleges throughout the U.S. He has also co-developed many instructional courses — mostly surrounding injuries, treatments, repairs and reconstructions for the anterior cruciate ligament (ACL), posterior cruciate ligament (PCL) and shoulder rotator cuff.

Throughout his career, Dr. Paulos has worked as an orthopedic consultant for numerous professional sports organizations, including the Seattle Mariners and Salt Lake City Trappers Triple A baseball teams, Ballet West, Brigham Young University athletic teams, NFL Players Association, Granite School District High Schools, and the United States Gymnastics Federation. He currently serves as the orthopedic consultant for the U.S. Freestyle Ski Team. In addition, Dr. Paulos has held other sports medicine positions, including medical director at several medical facilities, team orthopedic surgeon for professional sports teams, and orthopedic and sports medicine consultant for several schools and sports leagues.

Dr. Paulos earned his bachelor’s and medical degrees at the University of Utah. He completed an internship at the University of Texas Southwestern at Parkland Memorial Hospital in Dallas, and a residency in orthopedic surgery at the University of Utah School of Medicine. Dr. Paulos completed his medical training with clinical fellowships at the Atlanta Sports Medicine Foundation in Atlanta, Georgia, and the Department of Orthopedic Surgery at the University of Cincinnati Medical Center in Ohio.

Dr. Paulos is licensed to practice in Utah, Nevada, Wyoming, Texas, Florida and Alabama, and has been an active member of many medical organizations and committees, including:

  • Academic Orthopedic Society
  • American Academy of Orthopedic Surgeons
  • American Orthopedic Society for Sports Medicine
  • American Shoulder and Elbow Surgeons
  • Argentine Association of Arthroscopy Honorary Membership
  • Arthroscopy Association of North America
  • International Association for Dance Medicine & Science
  • International Musculoskeletal Laser Society
  • International Society for the Knee
  • International Society of Arthroscopy, Knee Surgery, and Orthopedic Sports Medicine
  • International Cartilage Repair Society
  • Orthopedic Research Society
  • Utah State Medical Association
  • Western Orthopedic Association

Dr. Paulos also served as a Major in the U.S. Air Force Reserve.


  • Knee and shoulder arthroplasty
  • Sports medicine
  • Trauma