Gastritis Doctors Worldwide

Dr. Yasar Tuna specializes in gastroenterology with a Ph.D. from Akdeniz University and extensive experience in treating gastritis.

• Over 29 years of experience in gastroenterology
• Ph.D. in Gastroenterology from Akdeniz University
• Works at Medical Park Antalya Hospital's Gastroenterology Department
• Expertise in internal medicine and organ transplant care

Heads the Colorectal Surgery Department at Tel Aviv Sourasky Medical Center (Ichilov), bringing over 35 years of specialized surgical experience to complex abdominal cases.

• Performs both open and minimally invasive (laparoscopic) procedures
• Expert in advanced Whipple surgery (pancreaticoduodenectomy)
• Top specialist for abdominal surgery at a leading Israeli medical center
• Focuses exclusively on surgeries within the abdominal cavity

Professor Halperin leads the Digestive System Department at Tel Aviv Medical Center, specializing in gastrointestinal and liver diseases.

• Over 42 years of clinical experience in gastroenterology
• Former Chairman of the Israeli Association of Gastroenterologists
• Trained at Cleveland Clinic Foundation and Royal Free Hospital
• Published extensive research on GERD, dyspepsia, and liver diseases
• Special interests include advanced endoscopy and inflammatory bowel disease

Professor Rafael Bruck is one of Israel's top gastroenterology doctors, applying his over 47 years of clinical experience at Sourasky Medical Center.

• His specialization covers acute and chronic diseases of the esophagus, stomach, and intestines
• He is an expert in hepatology, treating liver and biliary duct abnormalities
• He uses the latest medical schemes to treat viral hepatitis B and C
• He is a member of the Israeli Association of Gastroenterology and Liver Diseases

Dr. Amir is a pediatric gastroenterology specialist at the Dana-Dwek Children's Hospital at Tel Aviv Sourasky Medical Center, focused on children's digestive health.

• Fellowship-trained in pediatric gastroenterology at a major children's hospital
• Skilled in performing endoscopic procedures for children
• Teaches postgraduate medical education for pediatricians at Tel Aviv University
• Member of several leading pediatric and gastroenterology societies

Dr. Viktor Alexander Krol heads Gastroenterology and Internal Medicine at St. Martinus-Krankenhaus Düsseldorf, specializing in advanced gastrointestinal treatments.

• Chief of Gastroenterology with extensive experience in GI disorders
• Directs a certified Obesity Treatment Center using bariatric and endoscopic methods
• Utilizes cutting-edge diagnostic technologies for stomach and intestinal conditions
• Provides comprehensive care for metabolic and cardiovascular comorbidities

24 years of gastroenterology experience – Dr. Guliyeva specializes in complex gastrointestinal conditions at Biological Medicine - Integrative Health Center Baku.

• Trained at Azerbaijan State Medical University
• Specializes in autoimmune diseases like Crohn's and ulcerative colitis
• Completed advanced courses in Germany, Turkey, and Switzerland
• Uses integrative approaches including homotoxicology and acupuncture

Dr. Watcharin Wichapolchaiyakul is a board-certified gastroenterologist and internal medicine specialist at Siriraj Hospital, Mahidol University in Bangkok. He completed a gastroenterology fellowship and internal medicine board training at Siriraj. He received his MD from the Faculty of Medicine Siriraj Hospital. He graduated with First Class Honors (GPA 3.90).

His clinical expertise includes Helicobacter pylori infection, gastric mucosal disorders, and drug-induced liver injury. He has presented research at Digestive Disease Week in Chicago. His work covers gastric microbiota in CagA-positive and CagA-negative H. pylori. It also includes gene-guided N-acetylcysteine for prevention of anti-tuberculous drug-induced hepatitis. He is a member of GAT, the AGA Institute, the Medical Council of Thailand, and RCPT.

Dr. Cagdas Erdogan is an Associate Professor and gastroenterologist at Istinye University Liv Hospital Topkapi. He specializes in therapeutic endoscopy and inflammatory bowel disease. Dr. Erdogan has authored 40 publications in journals like Scientific Reports and Endoscopy. He treats complex conditions such as Crohn’s disease, ulcerative colitis, and liver cirrhosis.

• Performs specialized procedures including ERCP, EUS, EMR, and peroral endoscopic myotomy.
• Treats gastrointestinal conditions using techniques like endoscopic submucosal dissection.
• Uses double-balloon enteroscopy for diagnostic and therapeutic interventions.
• Applies stem cell therapy for patients with liver cirrhosis and ulcerative colitis.

Pioneer in Spain for submucosal endoscopic dissection – Dr Sanchez Yague introduced this advanced technique in Andalusia in 2011.

• First professional worldwide to use the 15-mm AXIOS stent for pancreatic drainage
• Fellow of both the American College of Gastroenterology and American Society for Gastrointestinal Endoscopy
• Gold Medal recipient from the Andalusian Society for Digestive Disease
• Co-author of European Society of Gastrointestinal Endoscopy reference guides

Specializes in digestive disorders including Gastritis with advanced endoscopic treatments at Medicalpoint International Hospital.

• Associate Professor with training from EGE University's Gastroenterology Department
• Expert in Endoscopic Mucosal Resection for precise treatment
• Member of Turkish Gastroenterology Association's ERCP working group
• Performs both diagnostic and therapeutic gastrointestinal procedures

Dr. Cheon Wonseok is Head of Gastroenterology at Na-Eun Hospital. He treats gastrointestinal disorders. He performs upper endoscopy, colonoscopy, polypectomy, and ESD. He manages gastric and esophageal cancer and Helicobacter pylori infection. He also treats liver disease and inflammatory bowel disease, including Crohn’s disease and ulcerative colitis. He offers small-bowel capsule endoscopy.

Accreditations: Board-certified specialist in gastrointestinal endoscopy. Lifetime member, Korean Society of Gastrointestinal Endoscopy. Full member, Korean Association of Internal Medicine.

Training: Kyung Hee University College of Medicine. Internship, Kyung Hee University Medical Center. Residency in internal medicine, Hallym University Sacred Heart Hospital. Clinical fellowship in gastroenterology, Chung-Ang University Hospital.

Dr. Mete Gülpınar is an Internal Medicine Specialist at Optimed International Çorlu Hospital. He has over 20 years of hospital and ICU experience. He manages acute and chronic diseases.

Education and accreditation: Gazi University Faculty of Medicine graduate. Completed Internal Medicine training at SSK Ankara Training and Research Hospital (1999–2003). Certified in ozone therapy, mesotherapy, dialysis, specialized clinical treatments, and emergency care.

Career highlights include service at Aksaray State Hospital, Beypazarı State Hospital, Sudan Turkish Hospital, and 29 Mayıs State Hospital. He joined Optimed in 2025. Clinical focus includes ICU management and infectious diseases. He also treats systemic disorders: endocrinology (insulin resistance, thyroid disease, obesity), nephrology (kidney disease and failure), rheumatology, hypertension, hyperlipidemia, gastrointestinal disorders, anemia, vitamin deficiencies, and fatty liver.

Dr. Ha Heonyoung is the Director of Naeun Hospital. He is a preventive medicine specialist with 39 years of clinical experience.

Education: MD, Hanyang University College of Medicine. Master’s and Ph.D. in Preventive Medicine, Hanyang University Graduate School.

Clinical focus: Hair Loss & Obesity Clinic for hair loss prevention, weight management, liposuction, and fat grafting. Anti-Aging & Wellness Clinic for chelation therapy and anti-aging programs. Advanced biotherapy using stromal vascular fraction (SVF) for hair loss treatment and immune system enhancement.

Prof. Doganay brings over 25 years of specialized gastroenterology expertise to VM Medical Park Pendik Hospital, with a focus on liver and digestive disorders.

• Professor at University of Health Sciences – one of Turkey's top medical schools
• Board member of Turkish Liver Research Association
• Editor for multiple hepatology journals including World Journal of Hepatology
• Recipient of Gilead Fellowship Award for liver fibrosis research

Specializes in gastroenterology with extensive training at Ege University – a leading institution in Turkey. Focuses on complex digestive system disorders.

• Sub-specialized in gastroenterology at Ege University Faculty of Medicine Hospital
• Skilled in advanced endoscopic procedures like ERCP and APC
• Treats a wide range of gastrointestinal conditions including gastritis
• Member of Izmir Medical Chamber

Dr. José Miguel Esteban Lopez-jamar is a pioneer of endoscopic ultrasound in Spain. He heads the Digestive Endoscopy and Digestive Diseases Units at Hospital Ruber Internacional. Dr. Lopez-jamar specializes in complex interventional endoscopy and minimally invasive treatments. He treats patients at a JCI-accredited hospital ranked among Spain’s top 6 medical centers.

• Served as the Head of Endoscopy at Hospital Clínico San Carlos.
• Completed specialized training at centers in Amsterdam, Marseille, and Shanghai.
• Expert in Barrett’s esophagus and endoscopic obesity treatments.
• Member of the European Society of Gastrointestinal Endoscopy (ESGE).

Dr. Yahya Ozel brings over 31 years of surgical expertise with specialized training in minimally invasive techniques and hepatobiliary surgery at Tokyo University Hospital.

• Trained in Hepato-Biliary-Pancreatic Surgery at Tokyo University Hospital under M. Makuuchi and N. Kokudo
• Certified in surgical endoscopy and advanced laparoscopic procedures
• Academic faculty member at Doğuş University, educating future surgeons
• Holds the Turkish Surgical Proficiency Certificate

Dr. Binicier specializes in gastroenterology with a focus on stomach diseases, including gastritis, at Medicalpoint International Hospital.

• Over 14 years of experience in gastroenterology
• Trained at Korea University Faculty of Medicine
• Expert in endoscopic treatments for digestive disorders