Best Glioblastoma Doctors in Istanbul, Turkey — TOP 38

Dr. Bulent Karagoz is a medical oncologist at Anadolu Medical Center in Istanbul. He specializes in immunotherapy and targeted therapies for sarcoma, lymphoma, and lung cancer. Dr. Karagoz provides treatment at a facility affiliated with the prestigious Johns Hopkins Hospital.

• Authored over 40 research publications focusing on tumor biology and immunology.
• Former Head of Internal Diseases at Istanbul Okan University Faculty of Medicine.
• Held leadership roles in medical oncology at GATA Haydarpasa Training Hospital.
• Member of the Turkish Medical Oncology Association and European Head and Neck Society.

Dr. Eda Tanrikulu is a specialist in medical oncology and chemotherapy at Anadolu Medical Center, ranked 3rd in Turkey's minor specialty exam.

• Completed medical oncology training at Marmara University
• Led medical oncology unit at Haydarpaşa Numune Training and Research Hospital
• Participated in numerous international clinical studies
• Board-certified in both internal medicine and medical oncology

Dr. Ertugrul Pinar is a neurosurgeon at Hisar Hospital Intercontinental in Istanbul. He treats adult and pediatric patients with complex brain and spine diseases. Dr. Pinar focuses on brain tumors, vascular aneurysms, and skull base pathologies. He works at a JCI-accredited hospital that serves over 500,000 patients annually.

• Performs specialized procedures including transnasal tumor resection and brain aneurysm repair.
• Treats a wide range of conditions like pituitary adenomas and arteriovenous malformations.
• Expertise covers both surgical oncology and reconstructive spine surgery for herniated disks.
• Provides care for pediatric neurosurgical cases including hydrocephalus and shunt surgeries.

Dr. Ahmet Hilmi Kaya is a professor of neurosurgery at Anadolu Medical Center in Istanbul. He specializes in functional neurosurgery and deep brain stimulation (DBS) for movement disorders. Dr. Kaya previously led a Parkinson’s disease research project at Ondokuz Mayıs University. He earned the Aysima Altınok Thesis Award from the Turkish Neurosurgical Society.

• Performs complex brain tumor removals and skull base surgeries.
• Treats spinal conditions including tumors, stenosis, and herniated discs.
• Completed specialized observerships in cellular neuroscience at Maastricht University.
• Works at Anadolu Medical Center, an affiliate of Johns Hopkins Medicine.

Dr. Mustafa Sakar is a neurosurgeon at Memorial Göztepe Hospital in Istanbul. He specializes in pediatric neurosurgery and tumor surgery. Dr. Sakar completed a corner tumor surgery observership at the University of Tübingen, Germany. He also trained in fetal spina bifida surgery at HCor in São Paulo, Brazil.

• Member of the International Society for Pediatric Neurosurgery (ISPN).
• Member of the European Association of Neurosurgical Societies (EANS).
• Active in the Turkish Neurosurgical Society Pediatric Neurosurgery group.
• Practices at Memorial Göztepe, which features AI-supported 3 Tesla MRI technology.

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.

Prof. Sezer Sağlam specializes in medical oncology with a focus on gastrointestinal and neuroendocrine tumors at Gayrettepe Florence Nightingale Hospital.

• Professor of Medical Oncology since 2016
• Fellowship-trained at Istanbul University
• Member of ESMO and ASCO
• Expertise in neuroendocrine tumors

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.

Professor Doctor Sefik Igdem specializes in radiation oncology with advanced technology like Truebeam Stx and Halcyons for precise glioblastoma treatment at Gayrettepe Florence Nightingale Hospital.

• Over 30 years of experience in radiation oncology
• Special focus on head and neck cancers
• Professor at T.R Demiroğlu Bilim University
• Uses conformal treatments for targeted therapy

Dr. Sinan Karaaslan is a medical oncologist at Anadolu Medical Center in Istanbul. He specializes in treating breast, colorectal, and urogenital system cancers. Dr. Karaaslan brings clinical expertise from major institutions, including Medical Park and Gülhane Military Medical Academy. He works at a hospital affiliated with the Johns Hopkins Hospital.

• Holds personal certification from the European Society for Medical Oncology.
• Treats complex conditions, including stage 4 colon and lung cancers.
• Member of the Turkish Medical Oncology and Turkish Lung Cancer societies.
• Performs systemic therapies such as immunotherapy, targeted therapy, and chemotherapy.

Dr. Zuleyha Akgun is a radiation oncology specialist at Memorial Şişli Hospital in Istanbul. She focalizes on cancer treatment using targeted radiation therapy. Dr. Akgun has practiced at some of Turkey’s most active medical institutions since 2003. She serves patients at a JCI-accredited facility recognized for its high medical safety standards.

• Practices at Memorial Şişli Hospital, the first Turkish hospital to earn JCI accreditation.
• Completed a research residency at Marmara University Faculty of Medicine.
• Treats patients in a specialized oncology center that attracts international cases from 160+ countries.
• Previously served as a specialist at Erzurum Regional Training and Research Hospital.

Dr. Solak specializes in complex cancer cases, with training at Hacettepe University Cancer Institute and MD Anderson Cancer Center.

• Expertise in breast, lung, and gastrointestinal cancers
• Fellowship-trained at one of the world's leading cancer centers
• Works at Hisar Hospital Intercontinental with advanced treatment options

Professor Yesim Yildirim specializes in cancer immunotherapy and targeted therapies at Anadolu Medical Center, with 80+ international publications.

• Member of European Society of Medical Oncology (ESMO)
• Expert in breast, gastrointestinal, and lung cancers
• Professor at Haliç University, Istanbul
• Completed advanced oncology training in Israel and the UK

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.

Dr. Tugba Akin Telli is a medical oncologist at Istanbul Florence Nightingale Hospital. She completed clinical research fellowships at Institut Jules Bordet in Belgium. Dr. Telli also gained experience at the MD Anderson Cancer Center in the US. She focuses on chemotherapy and immunotherapy for cancer patients.

• Trained at Hacettepe University and Marmara University Faculty of Medicine.
• Performs PET-MRI and immunohistochemistry for precise cancer diagnosis.
• Provides care at a JCI-accredited smart hospital in Istanbul.
• Treats patients using protocols from top European and American cancer centers.

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.

Dr. Ramazan Sari is an Associate Professor of Neurosurgery at Istanbul Florence Nightingale Hospital. He helped establish the Department of Neurosurgery at Medipol University. Dr. Sari handles complex cases involving brain tumors, pituitary adenomas, and spinal stenosis. He participated in the accreditation process for the European Association of Neurosurgical Societies.

• Specializes in transnasal tumor resection and robotic spine surgery.
• Performs deep brain stimulation for Parkinson’s disease and epilepsy surgery.
• Expert in Gamma Knife and CyberKnife radiosurgery for brain conditions.
• Treats cerebral aneurysms, cavernomas, and arteriovenous malformations.

Dr. Mehmet Dogu Canoglu is a radiation oncologist at Anadolu Medical Center in Istanbul. He specializes in precise tumor targeting using MR Linac and CyberKnife technologies. Dr. Canoglu trained at Kocaeli University. He previously served at Medipol Mega University Hospital. He treats various cancers, including complex brain, prostate, and lung tumors.

• Expert in Varian TrueBeam and Trilogy radiation delivery systems.
• Performs stereotaxic radiosurgery and targeted radiotherapy for sarcomas.
• Works at Anadolu Medical Center, a facility affiliated with Johns Hopkins Medicine.
• Treats patients at a clinic ranked among the world's top 10 for medical tourism.

Dr. Ibrahim Ziyal is a neurosurgeon at Memorial Göztepe Hospital in Istanbul. He specializes in skull base tumors, pituitary surgery, and cerebrovascular conditions. Dr. Ziyal served as the Head of Neurosurgery at Marmara University for over a decade. He completed clinical research fellowships at George Washington University and the São Paulo Institute.

• Expert in surgical treatment for aneurysms, AVMs, and cavernomas.
• Former Founding Head of Neurosurgery at Abant İzzet Baysal University.
• Trained in pituitary surgery at the University of Göttingen in Germany.
• Member of the American Association of Neurological Surgeons and EANS.