CHUL S. HYUN obtained his B.A. from the Johns Hopkins University. After earning an M.D. from the University of Miami School of Medicine, he underwent internship and residency in Internal Medicine at Georgetown University Medical Center. Subsequently, he completed Gastroenterology and Liver Fellowship at Yale University School of Medicine. Dr. Hyun has also obtained a Ph.D. in Biophysics at the University of Rochester School of Medicine and an MPH at Mailman School of Public Health, Columbia University. His research training was further enriched in a postdoctoral fellowship in Physiology at the University of Chicago School of Medicine.

He is Board certified in Gastroenterology and has served as a faculty in the Division of Gastroenterology and Hepatology at Weill Cornell Medical College. He is currently affiliated with Englewood Hospital, Englewood, NJ.
Dr. Hyun frequently speaks in academic and community settings on various digestive disease topics, including viral hepatitis and stomach cancer. Dr. Hyun has served as a Board Member of the New Jersey State Board of Medical Examiners. He has also served as the president of Korean American Medical Association (KAMA, 2011-2013) and is the founding President of the World Korean Medical Organization (WKMO, 2012-2015). In addition, he has served as the director of the Center for Viral hepatitis and as a chair of the Asian American Stomach Cancer Task Force (AASCTF).

His office is at 270 Sylvan Avenue, Suite 1160, Englewood Cliffs, NJ 07632.