
Dr. Sefa Guliter
Medical Gastroenterologist
- Dr. Sefa Guliter is a renowned Gastroenterologist with extensive 22+ years of experience.
- His expertise lies in Cancer, Irritable Bowel Syndrome (IBS), Celiac Disease, Inflammatory Bowel Disease, Gallbladder Disease, GERD (Heartburn, Acid Reflux), endoscopic procedures, etc.
- Dr. Sefa has completed his graduation from Ankara University School of Medicine, followed by post-graduation from the reputed SSK Ankara Hospital, Istanbul.
- Until now, he has worked in some of the premier institutes such as SB Etimesgut State Hospital, Kirklareli University, Gazi University School of Medicine, Minasera Aldan Hospital.
- Under his credit, there are both national and international publications and he is actively invited as a guest speaker in scientific meetings, CDE's and worldwide conferences to talk about Irritable Bowel Syndrome (IBS).
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- Dr. Sefa Guliter is a renowned Gastroenterologist with extensive 22+ years of experience.
- His expertise lies in Cancer, Irritable Bowel Syndrome (IBS), Celiac Disease, Inflammatory Bowel Disease, Gallbladder Disease, GERD (Heartburn, Acid Reflux), endoscopic procedures, etc.
- Dr. Sefa has completed his graduation from Ankara University School of Medicine, followed by post-graduation from the reputed SSK Ankara Hospital, Istanbul.
- Until now, he has worked in some of the premier institutes such as SB Etimesgut State Hospital, Kirklareli University, Gazi University School of Medicine, Minasera Aldan Hospital.
- Under his credit, there are both national and international publications and he is actively invited as a guest speaker in scientific meetings, CDE's and worldwide conferences to talk about Irritable Bowel Syndrome (IBS).

Dr. Kasim Kazbay
Medical Gastroenterologist
- Dr. Kasım Kazbay is a gastroenterologist with 20+ years of experience.
- He was granted the TUBITAK Medical Investigation Award in 1986 and received Sedat Simavi Medicine Award in 1995.
- He has conducted various investigations with TUBITAK NATO Overseas Doctorate Scholarship.
- Dr. Kasım is a member of the American Gastroenterological Association.
- He is a holder of the Gastroenterology Certificate of American Internal Medicine Committee.
- His clinical interests include treating stomach diseases, diseases of the esophagus and intestines, diseases of liver and pancreas, endoscopy, Inflammatory Bowel Diseases and more.
- He graduated from Ege University, Bornova in 1986, post-graduated in immunology from McGill University, Canada in 1989, a doctorate in immunology from Mount Sinai, Turkey in 1993, residency in internal medicine from New York University, New York in 1996 and fellowship in Gastroenterology from South Carolina Medical University, Charleston in 1999.
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- Dr. Kasım Kazbay is a gastroenterologist with 20+ years of experience.
- He was granted the TUBITAK Medical Investigation Award in 1986 and received Sedat Simavi Medicine Award in 1995.
- He has conducted various investigations with TUBITAK NATO Overseas Doctorate Scholarship.
- Dr. Kasım is a member of the American Gastroenterological Association.
- He is a holder of the Gastroenterology Certificate of American Internal Medicine Committee.
- His clinical interests include treating stomach diseases, diseases of the esophagus and intestines, diseases of liver and pancreas, endoscopy, Inflammatory Bowel Diseases and more.
- He graduated from Ege University, Bornova in 1986, post-graduated in immunology from McGill University, Canada in 1989, a doctorate in immunology from Mount Sinai, Turkey in 1993, residency in internal medicine from New York University, New York in 1996 and fellowship in Gastroenterology from South Carolina Medical University, Charleston in 1999.

- Prof. Ibrahim Ertugrul is a Surgical Gastroenterologist with over 25 years of experience.
- His expertise lies in performing liver transplants, gastroscopies, endoscopic surgeries, liver biopsies, and the treatment of liver diseases.
- He did his medical education at Istanbul University.
- He pursued specialization from Ankara Yuksel Specialization Training and Research Hospital.
- He has professional membership in the Turkish Gastroenterology Association, Turkish Liver Research Association, and Gastrointestinal Endoscopy Association.
- He holds several publications credited to his name.
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- Prof. Ibrahim Ertugrul is a Surgical Gastroenterologist with over 25 years of experience.
- His expertise lies in performing liver transplants, gastroscopies, endoscopic surgeries, liver biopsies, and the treatment of liver diseases.
- He did his medical education at Istanbul University.
- He pursued specialization from Ankara Yuksel Specialization Training and Research Hospital.
- He has professional membership in the Turkish Gastroenterology Association, Turkish Liver Research Association, and Gastrointestinal Endoscopy Association.
- He holds several publications credited to his name.

- Prof. Dr. Sinan Yol is a Surgical Gastroenterologist with over 20 years of experience.
- He deals with the surgery of digestive system diseases and has performed many gastric, esophagus, large intestine, pancreas, liver, and gallbladder surgeries.
- In addition to cancer surgery, he performs successful treatments for many diseases, such as obesity, gastric reflux, and operations for gallstones.
- He completed his MBBS from Hacettepe University and completed a specialty in Gastrointestinal surgery in 2001.
- He has given speeches as a guest in both domestic and international congresses and meetings and his essays have been published in international journals.
- Dr. Sinan is an active member of the Turkish Medical Association, Istanbul Chamber of Medicine, Turkish Surgical Association, Gastroenterological Surgery Society, Turkish Hepato-Pancreato-Biliary Surgery Association, Society of Gastrointestinal Endoscopy, etc.
- He has worked and received experience in the United States, Japan, and Australia for a long time.
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- Prof. Dr. Sinan Yol is a Surgical Gastroenterologist with over 20 years of experience.
- He deals with the surgery of digestive system diseases and has performed many gastric, esophagus, large intestine, pancreas, liver, and gallbladder surgeries.
- In addition to cancer surgery, he performs successful treatments for many diseases, such as obesity, gastric reflux, and operations for gallstones.
- He completed his MBBS from Hacettepe University and completed a specialty in Gastrointestinal surgery in 2001.
- He has given speeches as a guest in both domestic and international congresses and meetings and his essays have been published in international journals.
- Dr. Sinan is an active member of the Turkish Medical Association, Istanbul Chamber of Medicine, Turkish Surgical Association, Gastroenterological Surgery Society, Turkish Hepato-Pancreato-Biliary Surgery Association, Society of Gastrointestinal Endoscopy, etc.
- He has worked and received experience in the United States, Japan, and Australia for a long time.
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Dr. Muhammet Fatih Aydin
Surgical Gastroenterologist
- Dr. Muhammet Fatih Aydin is a Gastroenterologist with 16+ years of experience
- His expertise lies in endoscopic reflux therapy (ARMS), ERCP, Management of biliary tract diseases, viral hepatitis (Hepatitis B and C), Endosonography, Endoscopic obesity operation, Chronic liver diseases, Inflammatory bowel diseases, Irritable Bowel Syndrome (IBS), Celiac Disease, Gallbladder Disease, GERD, etc.
- Dr. Aydin completed his graduation from the Medical Faculty of Istanbul University Cerrahpaşa at Ankara University, followed by post-graduation from the reputed Turkey High Specialization Hospital.
- Under his credit, there are both national and international publications and he is actively invited as a guest speaker in scientific meetings, CDE's and worldwide conferences to talk about Endoscopic reflux.
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- Dr. Muhammet Fatih Aydin is a Gastroenterologist with 16+ years of experience
- His expertise lies in endoscopic reflux therapy (ARMS), ERCP, Management of biliary tract diseases, viral hepatitis (Hepatitis B and C), Endosonography, Endoscopic obesity operation, Chronic liver diseases, Inflammatory bowel diseases, Irritable Bowel Syndrome (IBS), Celiac Disease, Gallbladder Disease, GERD, etc.
- Dr. Aydin completed his graduation from the Medical Faculty of Istanbul University Cerrahpaşa at Ankara University, followed by post-graduation from the reputed Turkey High Specialization Hospital.
- Under his credit, there are both national and international publications and he is actively invited as a guest speaker in scientific meetings, CDE's and worldwide conferences to talk about Endoscopic reflux.

Dr. Orhan Kocaman
Surgical Gastroenterologist
- Dr. Orhan Kocaman is a Gastroenterologist with 14+ years of experience.
- His expertise lies in Endosonography, ERCP, POEM, Endoscopic reflux treatment, Endoscopic obesity operation, Chronic liver diseases, Inflammatory bowel diseases, Irritable Bowel Syndrome (IBS), Celiac Disease, Gallbladder Disease, GERD, etc.
- Dr. Orhan has completed his graduation from Istanbul University, Cerrahpaşa, followed by post-graduation from the Kocaeli University.
- Under his credit, there are both national and international publications and he is actively invited as a guest speaker in scientific meetings, CDE's and worldwide conferences to talk about Endoscopic reflux.
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- Dr. Orhan Kocaman is a Gastroenterologist with 14+ years of experience.
- His expertise lies in Endosonography, ERCP, POEM, Endoscopic reflux treatment, Endoscopic obesity operation, Chronic liver diseases, Inflammatory bowel diseases, Irritable Bowel Syndrome (IBS), Celiac Disease, Gallbladder Disease, GERD, etc.
- Dr. Orhan has completed his graduation from Istanbul University, Cerrahpaşa, followed by post-graduation from the Kocaeli University.
- Under his credit, there are both national and international publications and he is actively invited as a guest speaker in scientific meetings, CDE's and worldwide conferences to talk about Endoscopic reflux.
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