Best Chemotherapy for stomach cancer doctors in Istanbul: TOP 18 doctors

Author of 40+ peer-reviewed publications in tumor biology/immunology and systemic therapy (immunotherapy and targeted therapy); member of the Turkish Medical Oncology Association and the European Head & Neck Society.

Why patients choose Dr. Bülent Karagöz:

• Treatment based on U.S. protocols through Anadolu Medical Center’s strategic collaboration with a leading U.S. institution — Johns Hopkins Medicine.
• 40+ scientific publications in tumor biology/immunology and systemic therapy (immunotherapy and targeted therapy).
• Former department head (GATA) and professor/department chair (Okan University, Turkey) — leadership and clinical experience at major centers.
• Treats solid tumors (e.g., breast, lung, colorectal), applying modern regimens guided by tumor biology.
• Anadolu Medical Center holds ESMO designation and JCI accreditation — meaning the doctor treats according to international protocols, within a multidisciplinary team, with strict safety oversight.

She has been working as an internal medicine specialist and medical oncology specialist at Anadolu Medical Center since 2021.
 

Dr. Mustafa Solak specializes in gastrointestinal cancers, bringing expertise from top institutions like Hacettepe University and MD Anderson Cancer Center.

• Trained at Hacettepe University Cancer Institute
• Worked at MD Anderson Cancer Center
• Specializes in multiple cancers, including gastrointestinal
• Experienced in treating complex cases
• Practices at Hisar Hospital Intercontinental

Prof. Sezer Sağlam brings extensive expertise in gastrointestinal oncology, treating stomach cancer at Gayrettepe Florence Nightingale Hospital.

• Specializes in chemotherapy with 27 years of experience of focused experience
• Trained at Istanbul University – a leading medical institution
• Member of ESMO and ASCO – global oncology societies
• Professor of Medical Oncology since 2016

Specializes in stomach cancer chemotherapy at Medipol Bahçelievler Hospital – focuses on complex cases with tailored treatment plans.

• Head of Medical Oncology Department at Yüzüncü Yıl University
• Trained in Medical Oncology at Istanbul Okmeydanı Training and Research Hospital
• 19 years of experience of experience in oncology and internal medicine

Dr. Sinan Karaaslan — Medical Oncologist at Anadolu Medical Center (since 2014). He treats breast, colorectal, and genitourinary cancers; in medical oncology since 2003. Member of the Turkish Medical Association, the Turkish Society of Medical Oncology, and the Turkish Lung Cancer Society.

Why patients choose and trust Dr. Karaaslan:

• Manages complex cases of breast, colorectal, and genitourinary cancers — applies modern systemic therapy tailored to the tumor type and stage.
• Member of the Turkish Medical Association, the Turkish Society of Medical Oncology, and the Turkish Lung Cancer Society.
• Author of numerous peer-reviewed articles and patient education materials on chemo- and immunotherapy.
• Practices at a center with ESMO Designated Centre status and JCI accreditation, within a strategic collaboration with Johns Hopkins Medicine International — one of the leading U.S. medical institutions. For patients, this means care aligned with U.S. protocols and the use of advanced equipment.

Prof. Yeşim (Yesim) Yıldırım — Medical Oncologist at Anadolu Medical Center (since 2011). ESMO-certified specialist, Professor since 2021, author of 80+ scientific publications. Trained at top centers — Rambam (Israel) and Mount Vernon (UK). Treats breast, lung, and gastrointestinal (GI) cancers, as well as melanoma and sarcomas; uses immunotherapy and targeted therapy.

Why patients choose Dr. Yeşim Yıldırım:

• 20+ years of clinical practice; Professor of Medical Oncology since 2021.
• 80+ peer-reviewed publications in tumor biology, immunotherapy, and targeted therapy — treatment plans are based on up-to-date evidence.
• ESMO certification — from Europe’s leading oncology society — confirms high qualification and continuous training to international standards.

Prof. Şeref Kömürcü is an ECFMG and ESMO-certified medical and breast oncologist with over 20 years of experience. He specializes in solid cancer, breast cancer, colorectal and lung cancer treatment and has held teaching and scientific positions throughout his career. He is a member of several professional organizations.

Professor Saglam specializes in gastrointestinal oncology with over 29 years of experience of experience, treating patients at Gayrettepe Florence Nightingale Hospital.

• Expert in advanced chemotherapy protocols for stomach cancer
• Fellowship-trained at Istanbul University Oncology Institute
• Member of ESMO, ASCO, and other leading oncology societies

Associate Professor Tahsin Ozatli specializes in gastrointestinal cancers at Istinye Liv University Hospital.

• Over 2016 years of experience of experience in oncology
• Specializes in breast, lung, and gastrointestinal cancers
• Previously worked at Ankara Oncology Clinic
• Promoted to Associate Professor in 2016

Assoc. Prof. Atakan Topcu specializes in gastric cancer, with published research on malnutrition and prognosis in metastatic cases.

• Over 50 scientific articles in oncology journals
• Expert in targeted therapies and immunotherapy
• Member of ESMO and Turkish Society of Medical Oncology
• Focuses on geriatric oncology and cancer-related malnutrition

Prof. Irfan Cicin brings over two decades of specialized experience in medical oncology, currently treating patients at İstinye University Liv Hospital.

• Trained at Istanbul University – Cerrahpaşa Faculty of Medicine
• Specializes in stomach cancer with dedicated fellowship
• Professor at Trakya University – trains future oncologists
• Served in top medical institutions across Turkey

Dr. Ozden specializes in medical oncology with extensive training at Istanbul University's Cerrahpaşa Faculty of Medicine.

• Completed medical oncology subspecialty at Kocaeli University
• Over 27 years of experience of experience in internal medicine and oncology
• Practiced at Şırnak State Hospital and Bağcılar Private Safa Hospital

Assoc. Prof. Nail Paksoy specializes in stomach cancer chemotherapy at Medipol Bahçelievler Hospital, with ESMO board certification and active roles in international clinical trials.

• Medical oncology fellowship at Istanbul University Oncology Institute
• Subinvestigator in RECITE trial for chemotherapy-induced thrombocytopenia in GI cancers
• Published research on FLOT regimen efficacy in metastatic gastric cancer
• ESMO-certified in medical oncology with specialized training

Associate Professor Muhammed Mustafa Atci specializes in medical oncology at İstinye University Liv Hospital Topkapı, with a focus on stomach cancer treatments.

• Member of the American Society of Clinical Oncology (ASCO) since 2018
• Published multiple peer-reviewed articles on chemotherapy outcomes
• Education Coordinator for Medical Oncology Sub-Branch
• Extensive experience in both clinical practice and academic roles

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).