Joseph C. Carmichael, MD

Dr. Ninh T. Nguyen is a board-certified UCI Health surgeon who specializes in minimally invasive gastroesophageal surgery and bariatric surgery. He pioneered the development of laparoscopic esophagectomy and gastrectomy for the treatment of esophagogastric pathology and laparoscopic Roux-en-Y gastric bypass for the treatment of morbid obesity. Nguyen earned his medical degree at the University of Texas Health Science Center at San Antonio, Tex. He completed a residency in general surgery at Mount Sinai Medical Center, Miami Beach, Fla, followed by fellowships in surgical oncology and minimally invasive surgery at the University of Pittsburgh Medical Center. Nguyen is the John E. Connolly professor and chair of the UCI School of Medicine's Department of Surgery and chief of its Division of Gastrointestinal Surgery. He is also co-director of the minimally invasive surgery fellowship and associate director of the UCI Health H.H. Chao Comprehensive Digestive Disease Center. He was honored with the 2019 Outstanding Achievement Award by the American Society for Metabolic and Bariatric Surgery (ASMBS), of which he is an active member. He is also a member of the American College of Surgeons, the Association for Academic Surgery, the Society for Surgery of the Alimentary Tract, the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) and the American Surgical Association. In 2002, he received the Golden Scope Young Researcher Award from SAGES, in recognition of significant contribution to research in laparoscopic surgery. He is also past president of the ASMBS and served as the ASMBS representative on the Gastrointestinal Surgery Advisory Council for the American Board of Surgery. He is a former president of the North American Chapter of the International Federation for the Surgery of Obesity and has served on the editorial boards of the Journal of the American College of Surgeons, Surgical Endoscopy and Annals of Surgery. He has been the principal investigator on numerous research grants and has published more than 250 peer-reviewed articles and book chapters.

Dr. Justin Haghverdian is a fellowship trained orthopaedic surgeon who specializes in foot and ankle surgery. He specializes in the nonoperative and operative management for a variety of foot and ankle disorders. His clinical interests include fractures of the foot and ankle, ankle arthroscopy, sports-related injuries, ankle arthritis and total ankle replacement, deformity correction, bunion and hammertoe correction, flatfoot and Charcot arthropathy. He completed his undergraduate, medical and surgical training at the University of California, Irvine. He completed his subspecialty training at the University of California, Davis, Reno Orthopedic Clinic combined orthopaedic foot and ankle fellowship, specializing in minimally invasive and complex reconstruction of the foot and ankle. He enjoys working with patients to tailor specific treatment plans, minimize pain and increase levels of mobility.