Best Transnasal Endoscopy Doctors Worldwide — TOP 10

Dr. Kittipanyaworakul is a double-certified specialist in gastroenterology and internal medicine. He performs transnasal endoscopy at Navamin 9 Hospital.

• Certified by the Faculty of Medicine at Ramathibodi Hospital, Mahidol University
• Expertise includes hepatology – the study and treatment of liver conditions
• Holds a diploma in internal medicine from Chulalongkorn Memorial Hospital
• Trained at Chiang Mai University, one of Thailand's top medical schools

Dr. Vilius Kontenis is a gastroenterologist and endoscopist. He trained at Vilnius University and earned his MD in 2014. He completed his gastroenterology residency in 2018. Since then, he has worked at Mažeikiai Hospital as a gastroenterologist and endoscopist. He also practices at Kardiolita Clinics in Vilnius as a gastroenterologist.

His work includes a systematic review and meta-analysis on inflammatory bowel disease. He has studied liver fibrosis, comparing FibroScan with routine tests. He has also published on dysphagia in older adults, pediatric diarrhea, and food allergy. He has presented on chylous ascites and catastrophic antiphospholipid syndrome. He edited issue No. 1 of Gastroenterologija. He attended the 35th GEEW in 2017. He is a member of the Lithuanian Gastroenterology Association and the World Gastroenterology Organisation.

Dr. Tomas Jucaitis is a gastroenterologist and endoscopist. He studied at Kaunas University of Medicine from 1991 to 1998 and graduated in 1998. He completed a primary residency at Ukmergė Hospital in 1999 (1998–1999). He then finished an internal medicine residency at Vilnius University (1999–2001). He later completed a gastroenterology residency (2001–2003). His training also includes internships in the Czech Republic, Germany, and the USA.

He was Coordinator at the National Organ Transplantation Bureau from 2001 to 2004. He worked as an endoscopist and ultrasound specialist at Vilnius Emergency University Hospital from 2003 to 2006. Since 2006, he has practiced as a gastroenterologist and endoscopist at Vilnius University Hospital “SK” Center Branch and at Vilnius “Kardiolita Clinics.” He also held prior roles at Švenčionys Hospital and “Northway” Medical Center.

Dr. Omer Burcak Binicier is a gastroenterologist at Medicalpoint International Hospital in Izmir. He focuses on early-stage gastrointestinal cancers and inflammatory bowel diseases. Dr. Binicier completed international training at the Korea University Faculty of Medicine. He treats complex liver, pancreatic, and digestive system disorders using manual and robotic-assisted techniques.

• Performs therapeutic endoscopy including EMR, ESD, and ERCP.
• Provides minimally invasive obesity treatments like intragastric balloons.
• Expert in endoscopic ultrasound for precise digestive tract imaging.
• Practices at JCI-accredited Medicalpoint International Hospital.

Dr. Seymur Aslanov is a gastroenterologist at Medicalpoint International Hospital in İzmir. He completed his subspecialty training at Ege University. Dr. Aslanov treats inflammatory bowel diseases, liver disorders, and digestive system cancers. He is a member of the Izmir Medical Chamber.

• Performs ERCP and endoscopic procedures to treat biliary tract diseases.
• Treats Crohn's disease and ulcerative colitis using stem cell therapy.
• Surgical expertise includes endoscopic polypectomy and stenting for gastrointestinal stenosis.
• Works at a JCI-accredited hospital with ISO and TEMOS quality certifications.

Prof. Selin Kapan has been a Professor of General Surgery since 2017. She is currently with Istanbul Aydın University, Faculty of Medicine, Department of General Surgery (2022–present). She previously worked at Bakırköy Dr. Sadi Konuk Training and Research Hospital as a Specialist and Associate Professor. She also served as Educational and Administrative Supervisor at Kanuni Sultan Süleyman Training and Research Hospital. In addition, she was Medical Coordinator and General Surgeon at Istanbul Surgery Hospital.

She has authored or co-authored more than 50 peer-reviewed papers. Her research covers hernia repair, perianal fistula, pilonidal disease, hepatic hydatid disease, laparoscopic surgery, and gastrointestinal surgery. Her work has been published in journals such as Digestive Surgery, Hernia, Techniques in Coloproctology, and the Journal of Gastrointestinal Surgery. She is a member of the Turkish Surgical Association, the National Trauma and Emergency Surgery Association, the Hernia Society, the Turkish HPB Surgery Association, the Stem Cell and Cellular Therapies Association, and the Gastroesophageal Reflux Association.

Dr. Cheon Won Seok is the Director of the Department of Gastroenterology at Naeun Hospital. His expertise includes gastrointestinal diseases; upper gastrointestinal endoscopy and colonoscopy; polypectomy; ESD (Endoscopic Submucosal Dissection); small-bowel capsule endoscopy; digestive disorders; gastric and esophageal cancer; Helicobacter pylori infection; liver diseases; and inflammatory bowel disease, including Crohn’s disease and ulcerative colitis.

He graduated from Kyung Hee University College of Medicine. He completed his internship at Kyung Hee Medical Center and his internal medicine residency at Hallym University Sacred Heart Hospital. He later served as a Clinical Instructor in Gastroenterology at Chung-Ang University Hospital. He is a full member of the Korean Association of Internal Medicine and a life member of the Korean Society of Gastrointestinal Endoscopy. He is also a board-certified subspecialist in gastrointestinal endoscopy and serves as a medical advisor to KBS, MBC, SBS, JTBC, and MBN.

Dr. Irfan Koruk is a gastroenterologist at Liv Hospital Ulus. He focuses on the biliary system, pancreas, and interventional endoscopy. He completed a clinical training program in endoscopic ultrasonography (EUS) at the State University of New York. Dr. Koruk was the founding physician of the endoscopy unit at Gaziantep State Hospital.

• Performs complex procedures like ERCP, cholangioscopy, and capsule endoscopy.
• Treats gastrointestinal conditions including Barrett's esophagus and Crohn's disease.
• Author of over 25 publications on bile duct stones and liver injury.
• Works at JCI-accredited Liv Hospital, a center of excellence for colorectal surgery.