Page 2 - Best Colon cancer doctors in Istanbul: TOP 46 doctors

1,100+ cancer treatments performed – Tahsin Ozadli specializes in gastrointestinal cancers at Valued Med Hub Hospitals.

• 23 years of experience of experience in clinical oncology
• Trained at Ankara Oncology Training and Research Hospital
• Special focus on gastrointestinal and esophageal cancers
• Published researcher with academic contributions in oncology

Dr. Ozcan Yildiz specializes in treating complex neuroendocrine and gastrointestinal tumors, with significant research contributions in the field.

• Published 17+ peer-reviewed articles on gastroenteropancreatic neuroendocrine tumors
• Expertise in both treatment and research of rare cancer presentations
• Active in multi-center studies for novel treatment approaches
• Associated with Medipol Mega University Hospital's oncology department

Specializes in a wide range of cancers, including colon cancer, with training at top international centers like MD Anderson and Sunnybrook Odette.

• Medical Oncology Specialist since 2015
• Trained at MD Anderson Cancer Center in the US
• Worked at Sunnybrook Odette Cancer Center in Canada
• Member of the Medical Oncology Clinic at Ataşehir Medicana Hospital

Dr. Ondzhel brings 24 years of experience of surgical experience and is a specialist in colon and rectal cancer surgery. He has performed approximately 1,100 procedures.

• Fellowship-trained in colorectal surgery at the renowned Cleveland Clinic in the USA
• Head of the Department of Surgery at Istanbul Medipol University
• Certified by the European Commission on Coloproctology and a Fellow of the American Society of Colorectal Surgeons
• Active researcher with publications on advanced laparoscopic techniques for rectal cancer
• Specializes in both oncologic and complex colorectal procedures

Dr. Sec specializes in gastrointestinal cancers, with research published on colon cancer survival factors. Currently serves as the Turkish Medical Oncology Association's Specialist Physicians Representative.

• Over 14 years of experience of experience in medical oncology
• Published research on colon cancer tumor localization and survival
• Member of Turkish Medical Oncology Association
• Works at Bahçelievler Medikalpark Hospital

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

• Internal Medicine Specialist with experience at multiple oncology centers
• Promoted to Associate Professor in 2016
• Graduated from Selcuk University Faculty of Medicine

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).

Associate Professor Tabandeh specializes in colon cancer surgery and is a Fellow of the American College of Surgeons – a mark of elite surgical excellence.

• Performs cancer surgery with minimally invasive techniques
• Professor at the Faculty of Medicine of Bahçeşehir University
• Author and co-author of over 40 medical documents
• Member of the Istanbul Surgery Association

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.

Specialized in laparoscopic and oncological cancer surgery – Dr. Muzaffer Al brings focused expertise from Istanbul University Çapa and Cerrahpaşa.

• 16 years of experience in medicine
• Advanced laparoscopic surgery training
• Specialized in bariatric and oncological surgery
• Works at BAH International – one of Turkey's leading hospitals

Professor Gul Alco specializes in radiation oncology for colon cancer at Medipol Acibadem District Hospital, with over 31 years of experience of experience.

• Professor at Istanbul Medipol University's Department of Radiation Oncology
• Completed residency at Kadir Has University's Radiation Oncology program
• Associate Professor and later Professor at Demiroglu Bilim University
• Worked at Şişli Florence Nightingale Hospital and Gayrettepe Florence Nightingale Hospital

Assoc. Prof. Nail Paksoy specializes in colon cancer at Medipol Bahçelievler Hospital, with an ESMO Board Certification in Medical Oncology.

• Completed Medical Oncology Fellowship at Istanbul University Oncology Institute
• Participated in international clinical trials for gastrointestinal cancers
• Published research on treatment efficacy in metastatic colorectal cancer
• ESMO Board Certified in Medical Oncology

Dr. Ozden specializes in Medical Oncology with extensive training and experience, currently practicing at VM Medical Park Pendik Hospital.

• Graduated from Istanbul University's prestigious Cerrahpaşa Faculty of Medicine
• Completed Internal Medicine Residency and Medical Oncology Subspecialty
• Has over a decade of experience in Internal Medicine and Oncology

Specializes in colon cancer and other oncological surgeries, offering specialized care at Büüyük Anadolu Hospitals.

• Expert in cancer surgery with focus on colon and gastric cancers
• Performs advanced pancreatic and bile duct surgeries
• Specializes in bariatric metabolic and diabetes surgeries

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.

Dr. Turkan Ozturk Topcu brings extensive international experience in colon cancer treatment, having trained at MD Anderson Cancer Center and Sunnybrook Odette Cancer Center.

• Specializes in gastrointestinal cancers including colon, rectal, and stomach cancers
• Member of prestigious oncology societies: ESMO, ASCO, and TTOD
• Over 16 years of experience of experience in medical oncology
• Works with latest treatment protocols from top cancer centers worldwide