Obesity Doctors Worldwide

Prof. Dr. Mehmet Tahir Oruç has performed 900+ obesity and metabolic surgeries using advanced laparoscopic techniques at Medical Park Antalya Hospital Complex.

• 37 years of experience in general surgery with a focus on obesity
• Trained in laparoscopic gastric band and lower GI surgery in Austria and Scotland
• Member of the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO)
• Robotic surgery training at Acıbadem University
• Professorship at Istinye University Faculty of Medicine

Dr. Rafał Marszałek serves as Head of the General Surgery Department at Legionowo Hospital. This facility is affiliated with the Military Medical Institute in Poland. He specializes in laparoscopic surgery for bariatric, oncologic, and general conditions. Dr. Marszałek centers his practice on minimally invasive techniques to speed up recovery.

• Leads a department that performs a high annual volume of surgical procedures.
• Performs gastric sleeve and metabolic surgery for long-term weight loss.
• Treats inguinal and umbilical hernias using laparoscopic repair methods.
• Provides surgical treatment for thyroid, breast, and gallbladder diseases.

Prof. Ozkan brings 31 years of surgical expertise, including leadership roles at Tokat Gaziosmanpasa University and Memorial Ankara Hospital.

• Specializes in abdominal surgery with extensive academic experience
• Former Dean of Faculty of Medicine at Tokat Gaziosmanpasa University
• Founding Dean at Aksaray University's Faculty of Medicine
• Trained at Ankara University – one of Turkey's top medical schools

Over 28 years specializing in obesity treatments, Dr. Aydin brings deep expertise to Medical Park Bahçelievler Hospital.

• Board-certified surgeon with extensive experience in bariatric procedures
• Active member of the Society of Bariatric and Metabolic Surgery
• Associate Professor at a leading private hospital in Istanbul
• Specializes in advanced surgical solutions for weight management

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.

Dr. Tekelioglu brings 29 years of surgical expertise, specializing in obesity treatments at Florence Nightingale Hospital.

• Graduated from Istanbul University Cerrahpasa – one of Turkey's top medical schools
• Extensive experience in general surgery, including weight loss procedures
• Performs both standard and specialized surgical interventions

Professor Prager has performed over 3,000 bariatric surgeries – one of Europe's most experienced specialists in obesity treatment.

• Head of the Obesity Outpatient Clinic at Vienna General Hospital
• President of the IFSO-European Chapter
• Specializes in all types of bariatric procedures
• Member of multiple international bariatric surgery societies

Expert in weight loss programs and bariatric surgery nutrition at Büyük Anadolu Hospitals – Dr. Serenay guides patients through personalized dietary plans.

• Specializes in nutrition for bariatric surgery patients
• Focuses on diabetes and cardiovascular disease dietary management
• Provides tailored programs for pregnancy and breastfeeding nutrition

Dr. Ergin Er is a plastic surgeon at Istanbul Aesthetic Plastic Surgery Center. He has performed over 10,000 aesthetic procedures throughout his career. Dr. Er is a multiple 1st prize winner from the Turkish Society of Plastic Surgeons. He specializes in various facial and body procedures using the latest clinical methods.

• Expert in rhinoplasty, tummy tucks, and Vaser liposuction.
• Completed fellowship training at Baylor College of Medicine in Houston, Texas.
• Member of the American Academy of Cosmetic Surgery (AACS).
• Holds membership in the International Society of Hair Restoration Surgery (ISHRS).

Dr. Ismail Buyukcayir is a plastic surgeon at the Istanbul Aesthetic Plastic Surgery Center in Turkey. He performs body contouring and facial rejuvenation procedures, including Vaser liposuction, rhinoplasty, and Brazilian Butt Lifts. Dr. Buyukcayir also treats gynecomastia and performs mommy makeovers.

The doctor works at a facility that treats 5,000 patients every year and holds the International Health Tourism Authorization Certificate from the Turkish government. Dr. Buyukcayir uses ultrasonic rhinoplasty and Vaser technology for high-definition body sculpting. He also performs revision surgeries and functional procedures like septoplasty.

Over 6,200 weight-loss and cosmetic procedures performed in 28 years – Dr. Kara is a pioneer in laparoscopic surgery with his own patented instrument.

• Board-certified in general surgery since 2008
• Invented a specialized laparoscopic surgical tool for improved patient outcomes
• Member of Turkish Surgical Association and other prestigious medical organizations
• Practices at Medical Park İzmir Hospital – a leading facility

Prof. Aydin specializes in obesity surgery, with expertise in gastric sleeve procedures at Medipol Acibadem District Hospital.

• Fellowship-trained in gastroenterology surgery
• Professor of General Surgery at Inonu University
• Specializes in bariatric surgical interventions
• Over 37 years of surgical experience

Dr. Walid Eljabu is one of the few surgeons triple board-certified in plastic surgery, hand surgery, and trauma surgery. He serves as the Head Surgeon at Esthétique du Nord in Hamburg. Dr. Eljabu specializes in facial rejuvenation, breast surgery, and complex body contouring like inverse abdominoplasty. His background in microsurgery ensures high precision during aesthetic procedures.

• Triple German Board Certification in Plastic, Hand, and Trauma Surgery.
• Diplomate of the Royal College of Surgeons of Edinburgh (MRCSEd).
• Active member of ISAPS and the Rhinoplasty Society of Europe.
• Completed specialized surgical training in the UK, Germany, Sweden, and Turkey.

Performed over 200 gastric reduction operations – Dr. Kacar established the Obesity Clinic at Gazi Hospital.

• General Surgery and Organ Transplantation Specialist since 1996
• Associate Professor-General Surgery with extensive international publications
• Trained in liver transplantation at Akdeniz University
• Recipient of multiple awards for pioneering surgical techniques

Named Best Male Plastic Surgeon in Turkey – Dr. Somnez brings 15 years of expertise in plastic and reconstructive surgery.

• Specializes in obesity-related procedures with high success rates
• Member of multiple prestigious societies including ISAPS and EBOPRAS
• Trained at Istanbul University Faculty of Medicine