Best Small intestine cancer Doctors in Istanbul, Turkey — TOP 49

Dr. Bülent Karagöz is a top Turkish medical oncologist with over 33 years of experience, specializing in tumor biology and immunotherapy.

• Head of Medical Oncology at Anadolu Medical Center since 2019
• Professor at Istanbul Okan University Faculty of Medicine
• Published over 40 papers in cancer research
• Member of the Turkish Medical Oncology Association

Dr. Tanrikulu ranks among Turkey's top medical oncologists, specializing in small intestine cancer treatment at Anadolu Medical Center.

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

Specializes in minimally invasive techniques for small intestine cancer at Anadolu Medical Center, with extensive training in advanced surgical methods.

• Board-certified surgeon with expertise in laparoscopic and endoscopic procedures
• Member of European Society of Coloproctology and Turkish Surgical Society
• Trained in cytoreduction and HIPEC for metastatic cancers
• Completed advanced courses in surgical endoscopy and interventional procedures

Dr. Banu Atalar is a professor and radiation oncologist at Anadolu Medical Center. She is an Honorary Fellow of the American College of Radiology (H.FACR). She completed a clinical research fellowship in stereotactic radiosurgery at Stanford University. Stereotactic radiosurgery and MR-guided adaptive SRS make up 75% of her clinical practice.

• President of the Turkish Society for Radiation Oncology.
• Chair of the ESTRO National Societies Committee.
• Recipient of the ASCO International Development and Education Award.
• Author of over 70 international peer-reviewed publications.

Dr. Huseyin Baloglu is a pathologist at Anadolu Medical Center in Turkey. He leads liquid biopsy and precision oncology services. Dr. Baloglu holds a patent for molecular diagnostics in thyroid cancer treatment. He completed training at Albert Einstein College of Medicine and Heidelberg University.

• Authored over 600 peer-reviewed publications in molecular and surgical pathology.
• Specializes in tumor biopsy, immunohistochemistry, and genetic mutation testing.
• Treats complex oncological cases, including glioblastoma and rare sarcomas.
• Works at Anadolu Medical Center, a facility affiliated with Johns Hopkins Medicine.

Dr. Ayshe Okumush is a radiation oncologist at Private NeoLife Medical Center. She earned her MD from Karadeniz Technical University in 2003. She completed a residency in radiation oncology at Sisli Etfal Training and Research Hospital from 2006 to 2011.

She served as a specialist at Diyarbakir Uckuyular Training and Research Hospital from 2011 to 2013 and at Sisli Etfal from 2013 to 2016. She then worked at Yeni Yuzyil University Private Gaziosmanpasa Hospital from 2016 to 2026. She joined NeoLife in 2026.

Memberships: Turkish Society for Radiation Oncology (TROD) and the European Society for Radiotherapy and Oncology (ESTRO). Clinical focus: SRS, SRT, SBRT; VMAT, IMRT; radiotherapy for head and neck, lung, and brain tumors; SGRT, TBI, and 3D brachytherapy.

Prof. Sezer Sağlam specializes in gastrointestinal oncology with extensive training from Istanbul University. He focuses on complex cancer cases at Gayrettepe Florence Nightingale Hospital.

• Over 27 years of experience in medical oncology
• Fellowship-trained at Istanbul University Medical Faculty
• Member of ESMO, ASCO, and ENET societies
• Attending physician for gastrointestinal oncology

Prof. Dr. Sefik Igdem specializes in radiation oncology, particularly for prostate and small intestine cancers, using advanced technologies like Truebeam Stx.

• Over 30 years of experience in radiation oncology
• Expert in conformal treatments for precise targeting
• Uses Halcyons and Truebeam Stx for advanced therapy
• Associate Professor and later Professor at Demiroğlu Bilim University
• Works at Gayrettepe Florence Nightingale Hospital

Dr. Mehmet Salih Iyikesici is a medical oncologist. His work focuses on metabolically supported chemotherapy (MSCT), ketogenic diet–supported cancer care, hyperthermia, hyperbaric oxygen therapy, and insulin potentiation therapy. He emphasizes care for breast, pancreatic, and gastric cancers.

He is a Medical Oncology Specialist at Neolife Medical Center (2026–present). He previously served at Private Bahçelievler Medical Park (2013–2026), Medicana Beylikdüzü (2010–2013), Silivri Anadolu (2009–2010), Diyarbakır Training and Research (2008–2009), and Bursa Çekirge State (2006–2008). Earlier, he worked as an Internal Medicine Specialist (1997–2003). He was an Assistant Professor at Altınbaş University (2014–2026).

Training: Medical Oncology subspecialty, Marmara University (2003–2006). Internal Medicine, Istanbul Haydarpaşa Numune (1992–1996). Medicine, Uludağ University (1985–1990). Member, Medical Oncology Association (since 2004). His recent research (2019–2020) covers gastric, breast, pancreatic, and lung cancers. Topics include long‑term survival in metastatic pancreatic cancer and feasibility in metastatic non‑small cell lung cancer (NSCLC).

Dr. Sinan Karaaslan is a leading oncologist specializing in breast, colorectal, and urogenital cancers at Anadolu Medical Center.

• 29 years of experience in medical oncology
• Trained at Istanbul University's Cerrahpaşa Medical School
• Member of the Turkish Medical Oncology Society
• Works at a leading JCI-accredited oncology center

Ranked first in Turkey's Medical Oncology Proficiency Exam – Dr. Keskin brings 25 years of oncology expertise to Memorial Şişli Hospital.

• Specializes in chemotherapy, targeted therapy, and immunotherapy
• Performed 1,100+ cancer treatments
• Member of ASCO and ESMO – leading global oncology organizations
• Published 42 articles in international journals

Specializes in gastrointestinal cancers with a fellowship from Hacettepe University Cancer Institute – one of Turkey's leading oncology centers.

• Completed residency at Istanbul Sisli Etfal Teaching and Research Hospital
• Trained at MD Anderson Cancer Center – a global leader in cancer care
• Handles complex cases of breast, testicular, ovarian, and lung cancers
• Board-certified with extensive experience in gastrointestinal oncology

Assoc. Prof. Gorkem Turkkan has successfully completed over 2,500 radiotherapy sessions with the MR-Linac device, specializing in advanced treatments for small intestine cancer.

• Radiation oncology specialist with expertise in stereotactic and MRI-guided radiotherapy
• Member of the European Society of Radiotherapy and Oncology (ESTRO) since 2015
• Associate Professor with extensive academic and clinical research experience
• Published 27 articles in domestic and international journals

Professor Yesim Yildirim specializes in cancer immunotherapy and targeted therapies, with over 80 international publications and co-authored books.

• Member of European Society of Medical Oncology (ESMO)
• Professor at Halic University, Istanbul
• Expert in breast, gastrointestinal, and lung cancers
• Trained at prestigious institutions including Rambam Medical Centre

Prof. Peker has performed over 400 pancreatic and gastric cancer surgeries, with specialized training at Mayo Clinic's Hepatopancreatobiliary Surgery Clinic.

• Specialized in Gastroenterology Surgery from Kartal Koşuyolu Hospital
• Trained in Hepatopancreatobiliary Surgery at Mayo Clinic, USA
• Founder of the Hepatopancreatobiliary Surgery unit at Bakırköy Dr. Sadi Konuk Hospital
• Also experienced in liver, gallbladder, and bile duct surgeries

Assoc. Prof. Dr. Heves Sürmeli is a specialist in Internal Medicine and Medical Oncology. She received her medical degree (M.D.) from Eskişehir Osmangazi University in 2004. She completed her Internal Medicine residency at Kartal Dr. Lütfi Kırdar Training and Research Hospital, Istanbul (2005–2010). She then completed subspecialty training in Medical Oncology at the same hospital (2014–2017).

At the same center, she served as a Medical Oncology Specialist (2017–2023). She then worked as Administrative and Clinical Director (2023–2026). Her clinical interests include breast, lung, gynecologic, gastrointestinal, and urologic cancers.

She has published many articles in international peer‑reviewed journals. She has presented at national and international conferences. She is active in professional societies. She has received several awards.

Prof. Şeref Kömürcü has over 33 years as a medical oncologist specializing in solid tumors, including small intestine cancer at Anadolu Medical Center.

• ECFMG and ESMO-certified ensuring international standards of care
• Specializes in breast, colorectal, and lung cancers alongside small intestine cases
• Published 110+ research papers on cancer management
• Professor at Gülhane Military Medical Academy, training future oncologists
• Recipient of GATA Education and Teaching Success Awards

Dr. Eda Tanrikulu is a clinical oncologist at Anadolu Medical Center in Istanbul. She ranked 3rd nationally in Turkey's minor specialty medical exam. Dr. Tanrikulu specializes in chemotherapy and individualized cancer treatments. She works at a facility affiliated with the Johns Hopkins Hospital.

• Served as the head of the medical oncology unit at Haydarpaşa Numune Hospital.
• Participated in global training at Oxford University and ESMO in Manchester.
• Treats gastrointestinal, urological, lung, and breast cancers.
• Member of the American and European Societies of Medical Oncology.