One of the World’s Leading General Surgeons
Oguzhan Karatepe, MD, Professor of Surgery
Prof. Dr. Oguzhan Karatepe is a highly respected general surgeon with over 25 years of experience, known as one of World’s top experts in Obesity and Weight Loss Surgery, Bariatric Surgery (including Gastric Sleeve, Gastric Bypass, and Gastric Balloon), Pancreatic Surgery, Liver Surgery, Gallbladder Surgery, Stomach and Colorectal surgery.
Weight Loss Surgery
Weight loss surgery is a medical procedure that helps reduce the size of the stomach to effectively treat obesity and promote long-term weight loss.
Pancreatic Cancer Surgery
The Whipple procedure is an advanced surgical technique used in the treatment of pancreatic cancer, especially tumors located in the head of the pancreas.
Gastric Sleeve Bariatric Surgery
Gastric sleeve surgery reduces stomach size to help with weight loss. It’s a safe, effective, and minimally invasive obesity treatment.
Stomach Cancer Treatment
Stomach cancer is a disease where malignant cells form in the lining of the stomach. Early diagnosis and surgery are key to successful treatment.


Why Trust Prof. Dr. Karatepe with Your Surgery?
Prof. Dr. Oguzhan Karatepe is an internationally recognized general surgeon with over 25 years of experience in bariatric (weight loss) surgery and cancer surgery. He specializes in pancreatic, liver, stomach, colon, and gallbladder cancer, as well as gastric sleeve, gastric bypass, and gastric balloon procedures.
As a pioneer in laparoscopic and robotic surgery, he offers minimally invasive treatments with high success rates. Known for his patient-centered care and modern techniques, he is one of the most trusted surgeons in Turkey.
Our Specialized Treatments
Prof. Dr. Oguzhan Karatepe is one of the world’s leading and most experienced surgeons specializing in weight loss, gastric sleeve and bariatric surgery, as well as all other pancreatic cancer, gallbladder and bile duct cancers, stomach cancer, colon cancer, and liver cancer surgeries.
Contact & WhatsApp: +90 530 917 30 30

Weight Loss Surgery
Weight loss surgery includes procedures like gastric sleeve and bypass to help fight obesity. Ideal when diet and exercise fail, it offers lasting health benefits. Turkey provides expert, affordable care with global patient trust.

Bariatric Gastric Sleeve
The bariatric gastric sleeve is a popular weight loss surgery that reduces the size of the stomach to help patients eat less and lose weight effectively. It is minimally invasive, offers quick recovery, and improves obesity-related health issues. Many patients choose this procedure for long-term weight management.

Pancreatic Cancer Surgery
Pancreatic cancer surgery is a vital treatment to remove malignant tumors and increase survival rates. Turkey provides world-class, affordable pancreatic cancer surgery with advanced minimally invasive and robotic techniques. Patients worldwide seek the best pancreatic cancer surgeons and comprehensive care in Turkey, the USA, and the UK.

Stomach Cancer Surgery
Stomach cancer, also known as gastric cancer, can present with various symptoms such as stomach pain, unexplained weight loss, nausea, and digestive issues. Both men and women may notice early signs like persistent stomach discomfort or unusual stomach noises. If you wonder “how I knew I had stomach cancer” or what causes stomach cancer, early detection through symptom awareness is crucial for effective treatment.

Whipple Surgery
The Whipple procedure is a complex pancreatic cancer surgery involving removal of the pancreas head and surrounding tissues. With cutting-edge robotic and laparoscopic methods, recovery is faster and safer. Turkey is recognized globally for expert Whipple surgeons offering high-quality care at competitive costs.

Colon Cancer Surgery
Colon cancer surgery is a key treatment to remove cancerous tumors from the large intestine. Modern techniques, including minimally invasive and laparoscopic surgery, offer faster recovery and better outcomes. Early intervention with expert surgeons improves survival rates and patient quality of life.

Gallbladder Cancer Surgery
Gallbladder cancer surgery involves removing the gallbladder and surrounding tissues to treat malignancy. Early diagnosis and advanced surgical techniques, including minimally invasive options, improve patient outcomes. Expert surgeons provide effective treatment to increase survival rates and quality of life.

Liver Cancer Surgery
Liver cancer surgery involves removing cancerous tumors to improve patient survival. Advanced techniques like laparoscopic and open surgery offer effective treatment options. Early diagnosis and expert surgeons are key to better outcomes and recovery.
25+
Years of Experience
100+
Scientific Academic Article
3500+
Happy Patients

Calculate Body Mass Index (BMI)
What Our Patients Say
We share feedback from our patients after undergoing gastric sleeve, pancreatic, liver, stomach, gallbladder, and colon cancer surgeries and treatments performed by Prof. Dr. Oguzhan Karatepe.
Contact & WhatsApp: +90 530 917 30 30
Gastric Sleeve Weight Loss Surgery Reviews
Gastric Sleeve Weight Loss Surgery Reviews
Gastric Sleeve Weight Loss Surgery Reviews
Gastric Sleeve Weight Loss Surgery Reviews
Technologies and Techniques We Use
Prof. Dr. Oguzhan Karatepe offers minimally invasive treatments using advanced laparoscopic and robotic surgical techniques. These modern methods enable faster recovery, reduced pain, and lower risk of complications for patients.
Robotic Surgery & Procedures
It is a highly precise surgical method performed by the surgeon controlling robotic arms. This technique offers safer and more successful results, especially in confined or hard-to-reach areas.
Laparoscopic Surgery & Minimally Invasive Procedures
It is a minimally invasive surgical technique performed through several small incisions instead of a large abdominal cut. This method allows patients to experience less pain and recover faster.
Endoscopic Surgery
Surgical procedures performed through natural openings or small incisions using a camera and specialized instruments.
Endoscopic Gastric Balloon (Non-Surgical Weight Loss Method)
The endoscopic gastric balloon is a temporary, non-surgical weight loss method where a balloon is placed into the stomach through the mouth using an endoscope. It does not require any incisions and is a preferred alternative to surgery for obesity treatment. The balloon is removed after a certain period following the procedure.
Advice from the Doctor
Scientific and practical advice from Prof. Dr. Oguzhan Karatepe on healthy living, nutrition, and important precautions before and after surgery. Protect your health and manage your treatment journey more effectively with easy-to-follow daily tips.
Contact & WhatsApp: +90 530 917 30 30
Pancreas Inflammation
Gastric Sleeve or Gastric Bypass Surgery: Which Is Right for You?
Non-Surgical Treatment Options for Obesity
Is Pain a Symptom of Pancreatic Cancer?
Academic Studies and Partnerships
Prof. Dr. Oguzhan Karatepe closely follows scientific advancements in surgery and actively contributes to the field. As a member of prestigious national and international associations, he plays an active academic role both in Turkey and worldwide.
Contact us & WhatsApp: +90 530 917 30 30
American College of Surgeons (ACS)
Based in the USA, ACS is one of the most prestigious surgical societies worldwide, with membership granted based on high ethical standards and scientific contributions.
International Hepato-Pancreato-Biliary Association (IHPBA)
An international expert community focused on liver, pancreas, and bile duct surgery, leading in sharing advanced surgical techniques and research.
European Association for Endoscopic Surgery (EAES)
A leading European society dedicated to advancing endoscopic and laparoscopic surgical practices and supporting the standardization of modern surgical technologies.
Turkish Society of Hepato-Pancreato-Biliary Surgery (Turkish HPB Society)
The foremost expert society in Turkey supporting scientific advancements in liver, bile duct, and pancreas surgery.
ESSO – European Society of Surgical Oncology
A distinguished European society promoting scientific progress in cancer surgery, with membership earned through academic contribution and experience.
Surgical Infection Society (Founding Member)
A key national society focused on preventing and treating post-surgical infections. Prof. Dr. Oguzhan Karatepe is a founding member and board director.
In the Press
Explore interviews, news articles, and videos featuring Prof. Dr. Oguzhan Karatepe and his key surgical treatments, including gastric sleeve, as well as pancreatic, liver, stomach, gallbladder, and colorectal cancer procedures. Discover our place in the medical world through the latest updates and expert insights.
Contact & WhatsApp: +90 530 917 30 30
HER ŞEYDEN ÖNCE // PROF.DR. OĞUZHAN KARATEPE
PROF. DR. OĞUZHAN KARATEPE – OBEZİTE CERRAHİSİ
Her Safra Kesesi Taşı Ameliyatlık Mıdır? | Prof. Dr. Oğuzhan Karatepe
Ayşen Gruda’nın sağlık durumuyla ilgili doktorundan açıklama
Latest Articles
Find the most up-to-date and detailed information on treatments such as gastric sleeve surgery, and pancreatic, liver, stomach, gallbladder, and colorectal cancers. Stay informed with expert articles covering essential treatment options and medical innovations for your health.

