Associations Hospital Affiliations Dr. Trong B. Nguyen, MD, FAAOS is currently a member of: The American Board of Orthopaedic Surgery https://www.abos.org/ Arthroscopy Association of North America http://www.aana.org American Orthopaedic Society for Sports Medicine http://www.sportsmed.org American Academy of Orthopaedic Surgeons http://www.aaos.org Orange Coast Memorial Medical Center http://www.memorialcare.org/orange_coast Fountain Valley Regional Hospital http://www.fountainvalleyhospital.com Hoag Memorial Hospital Presbyterian http://www.hoaghospital.org Western Medical Center Santa Ana http://www.westernmedicalcenter.com Long Beach Memorial Medical Center http://www.memorialcare.org/long_beach