Page 2 - Best Small intestine cancer doctors in Istanbul: TOP 44 doctors

Prof. Sadi Kerem Okutur has over 20 years of experience of experience in medical oncology, specializing in small intestine cancer at Memorial Bahçelievler Hospital.

• Associate professor with extensive clinical and academic background
• Recipient of the Oncology Research Award by the Turkish Medical Oncology Association
• Published over 20 papers and 10 book chapters in medical oncology
• Member of the European Society for Medical Oncology

Professor of Medical Oncology with over 29 years of experience of experience – Dr. Saglam specializes in gastrointestinal oncology at Istanbul Florence Nightingale Hospital.

• Fellowship-trained at Istanbul University Oncology Institute
• Member of ESMO, ASCO, and ENET – leading oncology societies
• Attending physician in Gastrointestinal Oncology since 2005

Dr. Mehmet Doğu Canoğlu is a radiation oncologist. He graduated from Kocaeli University Faculty of Medicine. He completed his residency in radiation oncology at Kocaeli University from 2006 to 2012.

He completed his compulsory service at Diyarbakır Training and Research Hospital. He then worked at Bağcılar Training and Research Hospital and at Medipol Mega University Hospital from 2015 to 2017. Since 2017, he has been a radiation oncologist at Anadolu Medical Center.

The doctor graduated from Ankara University Medical School and completed residency training in internal medicine at Ankara GATA Medical School. Specializing in medical oncology and hematology, the doctor completed a clinical fellowship in the USA. A pioneer in Turkey, the doctor was part of the team that performed the first bone marrow transplantation in the country. The doctor has served as a visiting lecturer at prestigious institutions in London and Switzerland. Holding the European Medical Oncology Certificate, the doctor is a founding member of both The Turkish Society of Medical Oncology and the Turkish Oncology Group. The clinical focus includes breast, gastrointestinal, lung cancers, lymphomas, and myeloma.

Dr. Yildiz specializes in gastroenteropancreatic neuroendocrine tumors, with a decade of research and clinical experience at Medipol Mega University Hospital.

• Published 17+ peer-reviewed articles on neuroendocrine tumors and related conditions
• Expertise in diagnosing and managing rare paraneoplastic syndromes
• Active researcher with contributions to oncology and endocrinology journals

Professor Mustafa Ondzhel specializes in oncosurgery, with a focus on colorectal and small intestine cancers at Medipol Mega University Hospital.

• Trained at the Cleveland Clinic in proctology and oncosurgery
• Board-certified by the European Commission on Coloproctology
• Published research on laparoscopic resection of rectal adenocarcinoma
• Head of the Department of Surgery at Istanbul Medipol University
• Recipient of the 'Most Successful Scientist of the Year' award in healthcare

Assoc. Prof. Dr. Tahsin Ozatli specializes in breast, lung, and gastrointestinal cancers at Istinye Liv University Hospital.

• Over a decade of experience in oncology
• Former physician at Ankara Oncology Clinic
• Associate Professor since 2016
• Trained at Selcuk University Faculty of Medicine

Professor in Radiation Oncology with 31 years of experience specializing in cancer treatment – now at Istanbul Medipol University.

• Trained at Istanbul University and Kadir Has University
• Associate Professor then full Professor at Demiroglu Bilim University
• Works in radiation oncology departments at leading Istanbul hospitals
• Handles complex cases requiring precision radiation therapy

Dr. Muzaffer Al specializes in laparoscopic surgery for small intestine cancer, with advanced training from Istanbul University's top medical programs.

• Board-certified surgeon with over 16 years of experience of experience
• Expert in laparoscopic antireflux and bariatric surgery
• Trained in oncological cancer surgery at Cerrahpaşa Faculty of Medicine

As an Associate Professor and published author, Babek Tabandeh brings advanced surgical expertise to cancer care at Medical Park Goztepe Hospital.

• Specializes in cancer surgery and minimally invasive (keyhole) procedures.
• Over of experience as a surgeon in leading Turkish hospitals.
• Faculty member at Bahçeşehir University's School of Medicine.
• Author or co-author of over 40 academic publications.
• Member of the prestigious American College of Surgeons.

Dr. Ozden combines academic training at Istanbul University's distinguished Cerrahpaşa Faculty with 27 years of experience specializing in medical oncology.

• Board-certified in internal medicine and medical oncology
• Trained at Kocaeli University – known for advanced cancer care
• Over 27 years of experience of clinical practice across multiple hospitals

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.

Assoc. Prof. Nail Paksoy specializes in gastrointestinal cancers at Medipol Bahçelievler Hospital, with a focus on small intestine cancer.

• ESMO Board Certified in Medical Oncology
• Subinvestigator in 8 international clinical trials for cancer treatments
• Published multiple research papers on gastrointestinal and rare cancers
• Fellowship-trained at Istanbul University Oncology Institute

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. Kinas specializes in complex gastrointestinal cancers, including small intestine cancer, at Büyük Anadolu Hospitals.

• Expertise in pancreatic and bile duct surgeries
• Performs oncological surgeries for various gastrointestinal cancers
• Skilled in advanced bariatric and metabolic procedures

Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).

She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).

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.

Assist. Prof. Meltem Topalgokceli Selam specializes in treating gastrointestinal system cancers like small intestine tumors. She practices at the oncology department of Liv Hospital Ulus.

• Focuses exclusively on medical oncology
• Specialized interest in gastrointestinal and ovarian cancers
• Previously worked at the Oncology Institute of Istanbul Faculty of Medicine
• Member of the Turkish Medical Oncology Society
• Co-author of multiple international and national research publications

Dr. Topcu brings international oncology training from MD Anderson and Sunnybrook Odette Cancer Center to Biruni University Hospital.

• Specializes in gastrointestinal cancers including small intestine tumors
• Member of ESMO and ASCO – follows global treatment standards
• Trained at top cancer centers in USA and Canada
• Works with multidisciplinary teams for comprehensive cancer care