Erdem Kocak

Erdem Koçak is a gastroenterology specialist at Kadıköy Florence Nightingale Hospital. He treats early-stage tumors in the esophagus, stomach, and colon using endoscopic methods. Dr. Koçak completed clinical training at Johns Hopkins University in the USA and Hallym University in South Korea.

Advanced Endoscopy and Specialized Treatments

Dr. Koçak performs endoscopic procedures to treat digestive diseases and obesity. He uses endoscopic ultrasonography and ERCP for diagnostic and therapeutic access. The doctor treats a range of conditions:

• Early-stage gastrointestinal tumors
• Gastroesophageal reflux disease (GERD)
• Inflammatory bowel diseases like Crohn’s and ulcerative colitis
• Chronic liver diseases and viral hepatitis
• Esophageal motility disorders using manometry and pH probes

For weight management, Dr. Koçak performs gastric balloon and stomach botox applications. These non-surgical methods help patients lose weight through endoscopic intervention.

Work Experience

• Kadıköy Florence Nightingale Hospital – Professor of Gastroenterology
• Istanbul Bilim University Faculty of Medicine, Şişli Florence Nightingale Hospital – Associate Professor, Liver Transplantation Unit
• Çanakkale State Hospital – Associate Professor and Gastroenterology Specialist
• Siirt State Hospital – Gastroenterology Specialist
• Ankara Training and Research Hospital – Gastroenterology Clinic
• Ankara Kızılcahamam State Hospital – Internal Medicine Specialist
• Erdek Military Hospital – Internal Medicine Specialist
• Karabük Yenice State Hospital – Chief Physician and Specialist

Education and International Training

• 2000 – Istanbul University, Faculty of Medicine – Medical Degree
• 2005 – Zonguldak Karaelmas University – Internal Medicine Specialty
• 2012 – Ankara Training and Research Hospital – Gastroenterology Specialty
• 2018 – Johns Hopkins University, USA – Bariatric and Advanced Endoscopy training
• 2019 – Hallym University, South Korea – Advanced Endoscopy training

Research and Academic Recognition

Prof. Koçak has contributed to medical literature through research and publications. His academic portfolio includes:

• Over 100 international scientific articles
• 3 book chapters on gastroenterology topics
• 20 national publications in Turkish medical journals
• More than 100 presentations at medical congresses

Professional Memberships

• Turkish Society of Gastroenterology
• Turkish Society of Gastrointestinal Endoscopy (TSGE)
• Turkish Association for the Study of Liver
• Turkish Medical Association
• HEBİPA