Best Pancreatic neuroendocrine tumors doctors in Istanbul: TOP 19 doctors

Dr. Bülent Karagöz specializes in tumor immunology and targeted therapies for pancreatic neuroendocrine tumors at Anadolu Medical Center.

• Over 20 years of experience in medical oncology
• Professor at Istanbul Okan University Faculty of Medicine
• Former head of Medical Oncology at GATA Haydarpaşa Training Hospital
• Published over 40 research papers in cancer studies
• Member of the Turkish Medical Oncology Association

Specializes in medical oncology with a focus on pancreatic neuroendocrine tumors at Anadolu Medical Center.

• Completed medical oncology training at Marmara University
• Ranked 3rd in Turkey's minor specialty exam
• Led international clinical studies in oncology
• Former head of medical oncology at Haydarpaşa Numune Hospital

1,100+ cancer treatments performed by Dr. Solak, a specialist in neuroendocrine tumors at Hisar Hospital Intercontinental.

• 18 years of clinical oncology experience
• Trained at The University of Texas MD Anderson Cancer Center
• Specialized fellowship at Hacettepe University Cancer Institute
• Experienced with complex gastrointestinal cancers

Dr. Serkan Keskin is an award-winning oncologist who has performed 1,100+ oncology treatments. He specializes in medical oncology at Memorial Şişli Hospital.

• Over 28 years of experience in medical oncology and internal medicine.
• Completed his Medical Oncology specialization at Istanbul University Institute of Oncology.
• Placed 1st in Turkey on the national Medical Oncology Proficiency Exam.
• Holds membership in major international oncology societies, including ASCO and ESMO.
• Published 42 articles in international medical journals.

Prof. Kivanc Derya Peker has performed over 400 pancreatic cancer surgeries and trained at the Mayo Clinic's Hepatopancreatobiliary Surgery Clinic.

• Specializes in pancreatic and liver diseases surgery
• Founder of the Hepatopancreatobiliary Surgery unit at Bakirkoy Dr. Sadi Konuk Training and Research Hospital
• Completed a fellowship at Mayo Clinic, USA
• Performs advanced endoscopic treatments

Professor Yesim Yildirim specializes in pancreatic neuroendocrine tumors with 80+ publications and co-authorship in cancer treatment handbooks.

• Member of European Society of Medical Oncology (ESMO)
• Expert in cancer immunotherapy and targeted therapies
• Professor at Halic University, mentoring future oncologists
• Completed advanced training at Rambam Medical Centre and Mount Vernon Cancer Center

Dr. Rahib Hasanov specializes in personalized oncology treatments, with extensive experience in pancreatic neuroendocrine tumors at Hisar Hospital Intercontinental.

• Trained in Medical Oncology at Marmara University Faculty of Medicine
• Incorporates immunotherapies, targeted therapies, and smart drugs into treatment plans
• Completed an Observership Program at Houston Methodist Hospital in the USA
• Attends national and international congresses to stay updated with the latest oncology developments

Dr. Ozcan Yildiz has published extensively on gastroenteropancreatic neuroendocrine tumors, with 10-year experience in a single center.

• Specializes in pancreatic neuroendocrine tumors (PNETs)
• Co-authored a key study on neuroendocrine tumors in Medical Oncology
• Experienced in managing complex endocrine disorders
• Works at Medipol Mega University Hospital

Prof. Sezer Sağlam specializes in pancreatic neuroendocrine tumors at Gayrettepe Florence Nightingale Hospital, with extensive experience in gastrointestinal oncology.

• Professor of Medical Oncology since 2016
• Fellowship-trained at Istanbul University
• Member of ENET, ESMO, and ASCO
• Attending physician in Gastrointestinal Oncology

Prof. Dr. Sefik Igdem specializes in radiation oncology with advanced technology like Truebeam STx, ideal for precise pancreatic neuroendocrine tumor treatments.

• Professor at T.R. Demiroğlu Bilim University, demonstrating academic leadership
• Expert in conformal radiation treatments, targeting tumors while sparing healthy tissue
• Uses Truebeam STx and Halcyon systems for highly accurate radiation therapy
• Specializes in both prostate and head/neck cancers – complex radiation cases

Dr. Sakin leads the Medical Oncology Department at Medipol Bahçelievler Hospital, specializing in pancreatic neuroendocrine tumors.

• Head of Medical Oncology at Yüzüncü Yıl University Faculty of Medicine
• Trained in medical oncology at İstanbul Okmeydanı Eğitim ve Araştırma Hastanesi
• Extensive experience in internal medicine and oncology
• Education officer at Prof. Dr. Cemil Taşçıoğlu City Hospital

Dr. Yahya Ozel trained in Hepato-Biliary-Pancreatic Surgery at Tokyo University Hospital under renowned experts M. Makuuchi and N. Kokudo.

• Specializes in endocrine and oncological surgery with over 30 years of experience
• Expert in minimally invasive laparoscopic and robotic surgical techniques
• Holds certifications in surgical endoscopy including the Turkish Surgical Proficiency Certificate
• Academic faculty member contributing to medical education at Dogus University

Associate Professor Tahsin Ozatli specializes in breast, lung, and gastrointestinal cancers at Istinye Liv University Hospital.

• Over 10 years of experience in oncology
• Worked at Ankara Oncology Clinic and Erzurum Regional Training and Research Hospital
• Promoted to Associate Professor in 2016
• Studied medicine at Selcuk University

Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.

Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).

Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).

He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.

Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.

Professor Gul Alco specializes in radiation oncology with over two decades of experience, currently at Istanbul Medipol University.

• Professor in Radiation Oncology since 2021
• Residency completed at Kadir Has University
• Extensive experience in treating pancreatic neuroendocrine tumors
• Expertise in advanced radiation therapy techniques

Professor Sezer Saglam specializes in gastrointestinal oncology with a focus on pancreatic neuroendocrine tumors at Florence Nightingale Hospital.

• Over 20 years of experience in medical oncology
• Fellowship-trained at Istanbul University Oncology Institute
• Member of ENET and other leading oncology societies
• Works at one of Turkey's premier oncology centers

Assoc. Prof. Gorkem Turkkan has performed over 2,500 radiotherapy sessions using advanced MR-Linac technology.

• Specializes in stereotactic radiotherapy and MRI-guided treatments
• Member of European Society of Radiotherapy and Oncology (ESTRO) since 2015
• Associate Professor with 27 published articles in medical journals
• Received clinical training at Maastricht University's renowned radiation oncology department

Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.

He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.

Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.