Best oncologists: TOP 642 doctors

Professor Zafer Gülbaş — hematologist-oncologist, founder and director of the Bone Marrow Transplant Center at Anadolu Medical Center, which is among the largest in Europe.

Why patients choose and trust Dr. Gülbaş:

• Built the Anadolu Bone Marrow Transplant Center from the ground up; the center has performed 3 000+ transplants (since 2010).
• 81% success rate for autologous transplants — a high figure according to the center’s data.
• International training and practice at leading institutions — Hadassah (Israel), Fred Hutch and MD Anderson (USA), Princess Margaret (Canada).
• 260+ scientific publications and 5 000+ citations — underscoring the professor’s significant contribution to transplantation.
• Anadolu Medical Center is an official partner of Johns Hopkins Medicine International, ensuring access to international protocols, multidisciplinary boards, and quality oversight.
• Manages the most complex cases: leukemias, lymphomas, aplastic anemia, and coagulopathies (clotting disorders).

• Expert in Oncology, specializing in sarcoma, lymphoma, and breast cancer surgery.
• Proficient in tumor biology, immunology, Immunotherapy, and targeted therapies.
• International practice in countries including Turkey and NATO KFOR Command.
• Over 40 publications in cancer research contribute to his distinguished profile.
• Active member of the Turkish Medical Oncology Association.
• Provides remote consultations for patients seeking specialized Oncology care.

• Renowned Oncologist, Dr. Sinan Karaaslan, specializes in breast and colorectal cancers.
• Expertise in urogenital system cancer management.
• International training in the USA and Europe, enhancing oncology expertise.
• Member of the Turkish Medical Association and Oncology Society.
• Holds certifications in internal medicine and medical oncology.
• Part of the Turkish Lung Cancer Society, contributing to lung cancer care.
• Offers online consultations for patients seeking oncology treatment.

Dr. Esra Ozbasli is a board-certified OB-GYN and Genital Aesthetics Surgeon. She has over 21 years of experience and is one of Istanbul’s leading specialists. Dr. Ozbasli is known for her skills in minimally invasive gynecologic and genital aesthetic procedures. She performs robotic surgery and cosmetic gynecology with advanced techniques.

She holds certifications in Genital Aesthetics, Cosmetic Gynecology, and da Vinci Robotic Surgery. Dr. Ozbasli is also ECFMG-accredited. She has published many articles in international journals and has trained other specialists. Her work shows a strong commitment to research and education. Dr. Ozbasli speaks English fluently and provides patient-centered care. She uses the latest technology to achieve the best results for her patients.

Dr. Serdar Turhal is a highly experienced oncologist specializing in medical oncology and chemotherapy for breast cancer at Anadolu Medical Center. He is a member of many international oncology associations and has authored numerous articles in international publications. He specializes in prognostic factors and the therapy of malignant gastrointestinal neoplasms. To receive a consultation from Dr. Turhal, please submit a request on Bookimed.

Dr. Serkan Keskin is a highly experienced oncologist specializing in chemotherapy. He has numerous achievements in his field, including being ranked first in the Medical Oncology Proficiency Exam in Turkey in 2012. He is an active member of various prestigious oncology societies, and has a strong academic profile with 42 articles published in international journals.

Dr. Mustafa Solak is a medical oncologist with expertise in breast, testicular, ovarian, lung, head-neck, and gastrointestinal cancers. He graduated from Hacettepe University School of Medicine. He completed his residency at Istanbul Sisli Etfal Teaching and Research Hospital. He then pursued a fellowship at Hacettepe University Cancer Institute.

Dr. Solak has managed many complex cancer cases. He has contributed to clinical advancements at respected centers, including the University of Texas MD Anderson Cancer Center. He has also worked at Hitit University Corum Training Hospital and Medical Park Hospital. His experience shows a strong commitment to cancer care and research.

• Specializes in Oncology, utilizing microsurgery and non-invasive radiosurgery techniques.
• Trained in Oncology in Sweden, Switzerland, Canada, and the USA.
• Performs over 200 Oncology-related operations annually.
• Member of European Society of Brain Tumors Neurosurgery, with a focus on Oncologic cases.
• Part of the American Academy of Minimally Invasive Spinal Medicine, with relevance to spinal tumors.
• Offers online consultations for Oncology patients, ensuring accessibility and convenience.

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.

2023 - Present, Istanbul/Türkiye

ÜSKÜDAR UNIVERSITY FACULTY OF MEDICINE INTERNAL MEDICINE DEPARTMENT

Faculty Member

2021 - Present, Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Medical Oncology Specialist

2018 - 2021, Istanbul/Türkiye

VM MEDICALPARK PENDIK HOSPITAL

Medical Oncology Specialist

2015 - 2018, Istanbul/Türkiye

MARMARA UNIVERSITY PENDIK TRAINING AND RESEARCH HOSPITAL

Faculty Member

2012 - 2014, Hatay/Türkiye

HATAY ANTAKYA STATE HOSPITAL

Medical Oncology Specialist

Dr. Ilker Tinay is a Urological Oncologist with expertise in minimally invasive surgery, neo-bladder reconstruction, and urological cancers. He works at Anadolu Medical Center. He earned his medical degree from Istanbul University and completed his urology residency at Marmara University.

Dr. Tinay is an executive board member of the Association of Urooncology. He also serves as Secretary of the Bladder Tumours Research Group. He is on the Board of Directors of the Urological Surgery Association, Northern Marmara Branch. Dr. Tinay is a member of the European Association of Urology and the American College of Surgeons.

Assoc. Prof. Gorkem Turkkan started his medical education at Gülhane Military Medical Academy in 2003 and completed it at Zonguldak Karaelmas (Bülent Ecevit) University Faculty of Medicine in 2009. He completed his specialization at Trakya University Faculty of Medicine, Department of Radiation Oncology and became a radiation oncology specialist in 2016.

After completing his compulsory service, he served as a Lecturer and Head of Department at Muğla Sıtkı Koçman University Faculty of Medicine, Department of Radiation Oncology, from May 2019 to February 2021. Meanwhile, between March and June 2020, he worked as a clinical researcher at Maastricht University Faculty of Medicine Department of Radiation Oncology – MAASTRO Clinic (Netherlands) on stereotactic radiotherapy, thoracic radiotherapy-related lung toxicity and proton therapy. While he was working at İstinye University Faculty of Medicine, Department of Radiation Oncology and Liv Hospital Ulus Radiation Oncology Clinic between March 2021 and April 2023, he received the title of Associate Professor in February 2023. She has been serving her patients at Hisar Hospital Intercontinental since May 2023.

He has performed both traditional radiotherapy and advanced radiotherapy throughout his career. He is one of the experienced physicians in our country in stereotactic radiotherapy and MRI-guided radiotherapy treatments, which have become increasingly popular and used especially recently. So far, he has successfully completed more than 2500 radiotherapy sessions with the MR-Linac device.

He has been a member of the Turkish Society of Radiation Oncology (TROD) since 2013 and the European Society of Radiotherapy and Oncology (ESTRO) since 2015. He has 27 articles published in domestic and international journals, 31 oral-poster presentations presented at national and international congresses, and 5 book chapters published by national and international publishing houses. He taught Term I and Term V undergraduate courses at Muğla Sıtkı Koçman University Faculty of Medicine, postgraduate courses within the scope of Ear Nose and Throat Department Specialization training, and Radiotherapy associate degree courses at İstinye University Vocational School of Health Services. She is currently working on 2 ongoing TÜBİTAK Projects. He is married and has a son.

MEDICAL INTERESTS

MR-Linac

Linac

Stereotactic (Pinpoint) Radiotherapy

Prostate Cancers

Breast Cancers

Lung Cancers

Rectum Cancers

Brain and Spinal Cord Cancers

Head and Neck Cancers

Volumetric Arc Therapy (VMAT)

Intensity Modulated Radiotherapy (IMRT)

2014 - Present, Istanbul/Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Radiation Oncology Specialist

2011 - 2014, Istanbul/Istanbul/Türkiye

BEZMIALEM FOUNDATION UNIVERSITY FACULTY OF MEDICINE

Radiation Oncology Specialist

2009 - 2011, Erzurum/Erzurum/Türkiye

ERZURUM REGIONAL TRAINING AND RESEARCH HOSPITAL

Radiation Oncology Specialist

2003 - 2008, Istanbul/Istanbul/Türkiye

MARMARA UNIVERSITY FACULTY OF MEDICINE RADIATION ONCOLOGY DEPARTMENT

Research Assistant

Dr. is a highly experienced surgeon with a specialization from Istanbul University and experience from various hospitals in Turkey. He is a member of multiple surgical societies and has completed various courses and certifications in the field of surgery.

Prof. Hale Başak Çağlar is a radiation oncology director and expert in treating breast, lung, pancreatic, prostate and bone cancer. She is highly qualified, having obtained her education from Gazi University, Marmara University and Medipol University, and is a member of numerous societies, such as the American Society for Therapeutic Radiation Oncology, the European Society for Therapeutic Radiation Oncology, the European Organisation for Research and Treatment of Cancer and the Radiosurgery Society.

Assoc. Prof. Kıvanç Derya Peker is a surgeon with expertise in pancreatic, gallbladder, liver, and stomach surgeries. He also specializes in obesity and metabolic surgery, as well as kidney transplantation. He completed his medical and surgical training at Istanbul University. He ranked among the top three in the national minor specialty exam for gastroenterological surgery.

Dr. Peker has performed over 400 pancreatic and gastric cancer surgeries and more than 200 liver surgeries. He has also completed many gallbladder, biliary tract, obesity-metabolic procedures, and kidney transplants. He received training at the Mayo Clinic. He co-founded the Hepatopancreatobiliary Surgery unit at Bakırköy Dr. Sadi Konuk Hospital. There, he provided advanced training to surgical residents.

He is known for his research in aging and stem cell treatments. Dr. Peker has established gastroenterology surgery clinics at major hospitals. He is accredited by the Turkish HPB Association and has received a scholarship from the Turkish Surgery Association.

Prof. Dr. Tayfun Apuhan is a specialist in ENT and Head & Neck Surgery. He is known for his skill in treating ear infections, repairing the tympanic membrane, and performing rhinoplasty and septorhinoplasty. He also has experience in adenoidectomy, tonsillectomy, sleep apnea surgery, vocal cord microsurgery, and head and neck tumor surgery. Dr. Apuhan founded the ENT and Head & Neck Surgery Department at Özel A Plus Hisar Intercontinental Hospital.

Dr. Apuhan earned his medical degree from İnönü University. He completed further training at Abant Izzet Baysal University, University Medical Center Hamburg-Eppendorf, Gazi University, and The Ohio State University Comprehensive Cancer Center. He has published over 200 scientific articles. He has also served as a session chair and editor at international conferences and journals. Dr. Apuhan currently leads the audiometry program at Doğuş University.