Dr. Hasan Altun

Prof. Dr. Hasan Altun is a distinguished bariatric and gastrointestinal surgeon based in Istanbul, where he practices at the Interbariatrics Clinic in the Teşvikiye district. Holding the academic title of Professor Doctor, he combines rigorous scientific training with a compassionate bedside manner that has earned him a reputation as one of Turkey’s leading experts in obesity and metabolic surgery. His practice is situated in a modern, patient‑focused facility that emphasizes both surgical excellence and long‑term wellness. Dr. Altun completed his medical education at Hacettepe University, followed by a comprehensive general surgery residency at the same institution. He further honed his skills through advanced training in laparoscopic, robotic, and gastrointestinal surgery at some of the world’s most respected centers. In 2015 he became the first Turkish surgeon to receive the Bariatric Surgeon of Excellence Certificate, a testament to his pioneering work and commitment to the highest standards of care. His surgical portfolio includes sleeve gastrectomy, gastric bypass, mini gastric bypass, revision sleeve procedures, and diabetes surgery, all performed with meticulous precision and the latest minimally invasive techniques. Dr. Altun tailors each intervention to the individual’s unique anatomy and metabolic profile, ensuring optimal outcomes while minimizing recovery time. He also offers adjunctive therapies such as the Allurion program and swallowable gastric balloon, providing a comprehensive, multidisciplinary approach to weight management. Beyond the operating room, Dr. Altun is deeply invested in patient education and long‑term follow‑up. He collaborates closely with nutritionists, psychologists, and endocrinologists to create personalized lifestyle plans that support sustained weight loss and improved metabolic health. Patients consistently praise his empathetic communication, thorough pre‑operative counseling, and unwavering dedication to their journey toward healthier lives.