Insurance for unexpected expenses in case of complications during treatment and 48 months after treatment Coverage up to 200,000 USD


Dr.Oğuzhan Öztürk (Gastroenterologist)– Best Costs, Reviews – Book Your Consultation
Assoc. Prof. Dr. Oğuzhan Öztürk, MD is a distinguished gastroenterologist at Biruni University Hospital in Istanbul, Turkey. He brings over 18 years of experience in digestive health and advanced endoscopic treatment.
- 18 years of experience in gastroenterology
- Specializes in advanced endoscopic procedures, fatty liver disease, inflammatory bowel disease, hepatitis B and C, and obesity-related interventions
- Fluent in English, with experience treating local and international patients
- Awarded Third Prize for Oral Presentation at the 32nd National Gastroenterology Week in 2015
Educational Background
- MD from Trakya University Faculty of Medicine, Turkey (1995–2001)
- Residency in Internal Medicine at Uludağ University (2001–2006)
- Subspecialty training in Gastroenterology at Istanbul Medeniyet University Göztepe Training and Research Hospital (2007–2011)
Professional Experience
- Internal Medicine Specialist at Şanlıurfa Mehmet Akif İnan Training and Research Hospital (2007)
- Gastroenterology Specialist at Sivas Numune Hospital (2011–2013)
- Chief Resident and then Associate Professor at Ümraniye Training and Research Hospital, University of Health Sciences (2013–2024)
- Joined Biruni University Hospital as Associate Professor of Gastroenterology in 2024
Academic Contributions
- Active member of Turkish Society of Gastroenterology, Liver Research Association, and Gastrointestinal Endoscopy Society
- Delivered presentations on inflammatory bowel disease, fatty liver, and ERCP techniques at national and international congresses
- Contributed to international clinical drug trials focused on non-alcoholic fatty liver disease (NAFLD)
- Trained junior specialists in advanced endoscopic techniques including ERCP, EUS, ESD, EMR, and POEM
Areas of Expertise
- Diagnostic and therapeutic upper and lower endoscopy including gastroscopy, colonoscopy, polypectomy
- Advanced interventions: ERCP, endoscopic ultrasound (EUS), mucosal resection (EMR), submucosal dissection (ESD), POEM for achalasia
- Management of fatty liver disease, obesity-related endoscopic therapies (stomach balloon, botox)
- Treatment of viral hepatitis B and C, cirrhosis surveillance, hepatocellular carcinoma risk reduction
- Chronic digestive conditions such as Crohn’s disease, ulcerative colitis, GERD, Barrett’s oesophagus
Publications and Research
Assoc. Prof. Öztürk serves as lead author or contributor on peer-reviewed research in hepatology and gastroenterology at Biruni University:
- Study showing that virologic response at 12 months reduces hepatocellular carcinoma risk in chronic hepatitis B patients (J Clin Med, 2025)
- Multiple publications on NAFLD, IBD, advanced endoscopic techniques, and therapeutic outcomes
Patient Care Philosophy
- Believes in evidence-based, minimally invasive treatment and early intervention for chronic gastrointestinal diseases
- Communicates treatment plans clearly and educates patients for long-term disease management
- Combines cutting-edge endoscopic methods with holistic liver and digestive care
- Welcomes international patients and offers consultations in English
Professional Affiliations
- Associate Professor, Gastroenterology Department at Biruni University Hospital
- Member of Turkish Society of Gastroenterology, Turkish Association of Liver Research, Gastrointestinal Endoscopy Society
- Recognized presenter at national gastroenterology forums and contributor to European endoscopy training initiatives
FAQs
- Is Dr. Oğuzhan Öztürk board‑certified?
- Yes, he is fully certified in Internal Medicine and Gastroenterology, with an academic position as Associate Professor at Biruni University.
- What conditions does he treat?
- He treats fatty liver disease, viral hepatitis, inflammatory bowel disease, Barrett’s oesophagus, GERD, obesity-related GI issues, and digestive cancers.
- What advanced procedures does he perform?
- He provides ERCP, EUS, EMR, ESD, POEM for achalasia, gastric and duodenal polypectomy, and endoscopic obesity treatments.
- Does he accept international patients?
- Yes, he offers consultations in English and manages referrals for patients from abroad.
- What is his involvement in research?
- He leads clinical studies on hepatitis B treatment outcomes and NAFLD, alongside contributions to gastroenterology advances.
- How does he manage fatty liver disease?
- Using lifestyle advice, non-invasive markers, endoscopic weight loss interventions, and close monitoring of liver health.
- Does he treat inflammatory bowel disease?
- Yes, he manages Crohn’s disease and ulcerative colitis using current medical therapies and supportive endoscopic techniques.
Patient reviews
Patient reviews

