Dr. Song Hwayeong is a gastroenterologist. Areas of focus include gastrointestinal cancers (stomach and esophageal) and advanced endoscopy (gastroscopy, colonoscopy, ESD, and polypectomy). Dr. Song also treats digestive and liver diseases, including GERD, gastritis, hepatitis, H. pylori infection, and liver disease.
Dr. Song completed a fellowship in Gastroenterology at Inje University Ilsan Paik Hospital. Dr. Song has served as Clinical Professor at Inje, Gachon, and Inha University Colleges of Medicine. Dr. Song is Director of the Gastroenterology Center at Naeun Hospital.
Accreditations: full member of the Korean Association of Internal Medicine, the Korean Society of Gastrointestinal Endoscopy, and the Korean Gastroenterology Association. Doping Committee Member, WKBL.
Selected papers: cryptogenic hepatocellular carcinoma; primary biliary cirrhosis with overlap syndromes; therapy for lamivudine-resistant chronic hepatitis B; and clevudine in HBV-related cirrhosis.
Dr. Pak Seongjin is a gastroenterologist. He focuses on endoscopy and advanced procedures such as gastroscopy, colonoscopy, polypectomy, and ESD. He also treats digestive and liver diseases, including cirrhosis, pancreatitis, hepatitis, and Helicobacter pylori infection.
He earned his M.D. and M.S. in Internal Medicine from Chung-Ang University. He completed his internal medicine residency and a gastroenterology fellowship at Chung-Ang University Hospital.
He is a clinical professor at Gachon University College of Medicine and Inha University College of Medicine. He is a full member of the Korean Association of Internal Medicine, the Korean Society of Gastrointestinal Endoscopy, the Korean Gastroenterology Association, and the Korean Pancreatobiliary Association.
Dr. Kim Taegyun is a gastroenterologist. He focuses on pancreatobiliary diseases and cancers, including pancreatitis, pancreatic cysts and cancer, cholecystitis, gallstones (cholelithiasis), and biliary tract cancer. He also performs advanced endoscopy, including ERCP. He treats gastrointestinal tumors, stomach and colon polyps, stomach cancer, and submucosal tumors (SMT).
Education and training: MD, Jeonbuk National University College of Medicine. MS in Medicine, University of Ulsan. Internship, Jeonbuk National University Hospital. Residency in Internal Medicine, Veterans Health Service Medical Center. Fellowships in Gastroenterology, Inje University Haeundae Paik Hospital and Asan Medical Center.
Career: Attending physician and specialist at Gwangju Veterans Hospital and the Veterans Health Service Medical Center.
Dr. Kim Taekhyeon is a gastrointestinal surgeon and the Chief of Gastrointestinal Surgery at Naeun Hospital. He received his M.D. and M.S. from Chung-Ang University College of Medicine. He completed an internship at Sungae Hospital and a general surgery residency at Chung-Ang University Hospital. He then finished a fellowship in gastrointestinal surgery at Seoul St. Mary’s Hospital. He previously served as an attending surgeon at Gwangmyeong Sungae Hospital.
His research covers survivin and HSP90 in colorectal cancer, second primary cancers in patients with gastric cancer, and Borrmann type IV gastric carcinoma. He reported outcomes of laparoscopic totally extraperitoneal inguinal hernia repair in 92 cases. His clinical practice includes cancers and diseases of the stomach, esophagus, and small bowel. He also treats hernias, gallstones and cholecystitis, appendicitis, anal disease, varicose veins, and burns.
Dr. Premkamol Patraithikul is a general surgeon with advanced training in minimally invasive techniques. Dr. Patraithikul earned an M.D. from Khon Kaen University. Dr. Patraithikul completed a residency in general surgery at Thammasat University. Dr. Patraithikul completed a fellowship in laparoscopic surgery at Mahidol University (Siriraj Hospital) in Thailand.
Clinical expertise includes laparoscopic and robotic surgery. Practice also covers general surgery, obesity and weight‑management surgery, and surgery for gastrointestinal conditions.
Professor Park Jung-won is a leading Korean specialist in hepatocellular carcinoma with over 30 years of experience. He is the Director of the Liver and Liver Cancer Center and the Integrated Cancer Care Center at Myongji Hospital. He led Korea’s first HCC guidelines in 2003. He has also overseen their updates for about 20 years. His team validated proton beam radiotherapy for liver cancer, as published in the Journal of Hepatology. He has authored more than 200 SCI-indexed papers. He also helped lead global trials, including the 2025 CheckMate 9DW study, which showed improved outcomes with nivolumab plus ipilimumab for unresectable HCC.
MD/PhD, Seoul National University; Member, National Academy of Medicine of Korea; former President, Korean Liver Cancer Association; Chair, Korean HCC Guidelines Committee; Prime Minister’s and Health Minister’s commendations; Pfizer Medical Research Award and Roche Oncology Academic Award.
Dr. Kinas specializes in complex pancreatic and bile duct surgeries at Büyük Anadolu Hospitals, combining oncological and metabolic expertise.
Over 17 years of experience in gastroenterology – Dr. Guliyeva specializes in liver and digestive health at Biological Medicine - Integrative Health Center Baku.
Dr. Safarov specializes in stomach and intestinal diseases, with advanced training from Kocaeli Derince and Gastro Academy.
Dr. Fernando Azpiroz has 44 years specializing in functional gastrointestinal disorders, with research focused on gut motility and visceral sensitivity.
Prof. Jong Kyun Lee is among the best gastroenterologists in South Korea and Asia, specializing in pancreatic, bile duct, and gallbladder conditions.
Professor Kyu Taek Lee is a top gastroenterologist specializing in pancreatic, bile duct, and gallbladder cancers at Samsung Medical Center.
Professor Trauner leads a specialized Liver Center and researches cholestatic diseases. He treats complex liver and bile duct conditions at Vienna General Hospital.
Professor Prager has performed over 3,000 bariatric operations and presides over Europe's leading metabolic surgery society.