John Hong, MD, MBA, CEO


Dr. John Hong earned his medical degree at the University of Miami School of Medicine in Florida. Following graduation he completed his internship and residency training in Internal Medicine at the University of California, Irvine Medical Center. He then completed his Gastroenterology fellowship at the University of Chicago Hospitals & Pritzker School of Medicine. He also obtained certification in the Graduate Program in Health Administration and Policy while earning his MBA at the University of Chicago Graduate School of Business.

Dr. Hong is a Diplomate of the American Board of Internal Medicine, a Diplomate of the American Board of Gastroenterology and a Diplomate of the American Board of Obesity Medicine. Dr. Hong has served on the Board of Directors at the Los Angeles Christian Health Centers (free clinics for the homeless located in the inner-city Skid Row), the Physicians Hospital of Murrieta (a joint venture with Loma Linda University Medical Center), the California Ambulatory Surgery Association (CASA), the Digestive Health Physicians Association (DHPA) and the Digestive Health Network (DHN).

Dr. Hong is the CEO and Founder of United Medical Doctors. He has served on multiple medical missions to Mongolia, Peru, Belize, Uzbekistan, Vietnam, Mexico, Ethiopia, India and Haiti. He has also helped train doctors & set up GI Endoscopy Labs in some of these Third World countries.

Dr. Hong is an affiliated physician of the UC San Diego Health – Clinical Integrated Network; he has also has served as a clinical teaching preceptor for medical students from the USC Keck School of Medicine and for nurse practitioner students from the USD Hahn School of Nursing. He has also served on the pharmaceuticals speaker bureau for AbbVie, Takeda, Allergan and Astra Zeneca. Dr. Hong is the Principal Investigator for gastroenterology clinical trials at West Coast Clinical Trials & United Clinical Research Institute.

Dr. Hong is also an active member of the American College of Gastroenterology, American Gastroenterology Association, American Society of Gastrointestinal Endoscopy, Association of Bariatric Endoscopy, Crohns & Colitis Foundation and the Christian Medical & Dental Association.

Board Certifications
American Board of Internal Medicine, Obesity
American Board of Internal Medicine, Gastroenterology
American Board of Internal Medicine, Internal Medicine

Medical Education
University of Miami, School of Medicine, MD

University of California Irvine Medical Center, Internal Medicine

Fellowship Training
University of Chicago Hospitals & Pritzker School of Medicine, Gastroenterology

Office Locations
Murrieta Loma Linda – T: (951) 566-5229 | 28078 Baxter Rd., Ste. 530, Murrieta, CA 92563

Murrieta Pointe – T: (951) 200-6791 | 40663 Murrieta Hot Springs Rd., Ste. C1, Murrieta, CA 92562

Temecula – T: (951) 303-3718 | 32469 Rancho Pueblo Rd., Ste. 101, Temecula, CA 92592

La Jolla – T: (858) 926-7010 | 4150 Regents Park Row, Ste. 345, La Jolla, CA 92037

Los Alamitos – T: (562) 430-4449 | 3851 Katella Ave., Ste. 205, Los Alamitos, CA 90720

Newport Beach – T: (949) 760-0398 | 400 Newport Center Dr., Ste. 609, Newport Beach, CA 92660