Brain Tumor Doctors Worldwide

Dr. Ayhan Kara is a neurosurgeon at Central Hospital in Istanbul. He has performed hundreds of endoscopic spine surgeries. Dr. Kara specializes in minimally invasive procedures for the cervical and lumbar spine. He completed his medical training at Dicle University and specialized in neurosurgery at Kartal Hospital.

• Completed a clinical internship at the Helios Clinic in Hamburg.
• Performs anterior lumbar discectomy, nucleoplasty, and spinal fixation.
• Focuses on surgical methods that shorten rehabilitation time.
• Works at Central Hospital, which treats 138,000 patients annually.

Dr. Yao Yi leads the Epilepsy Center at Xiamen Humanity Hospital. He is an expert in functional neurology and neurosurgery for children and adults. Dr. Yi specializes in treating complex drug-resistant epilepsy and brain tumors. He holds a Standing Council position at the China Association Against Epilepsy.

• Serves as Vice Chairman of the Epilepsy Surgery Foundation.
• Expert in brain functional mapping and microsurgery for vascular conditions.
• Performs deep brain stimulation (DBS) and advanced neurosurgical planning.
• Works at a tertiary center equipped with intraoperative MRI and robotic systems.

Dr. Zvi Cohen is the Director of the Neurosurgery Department at Sheba Medical Center. He was recently recognized in Forbes Israel’s Best Doctors list for 2025. Dr. Cohen specializes in treating complex brain, pituitary, and spinal cord tumors. He founded the brain tumor tissue bank at Sheba to support oncological research. Dr. Cohen is board-certified in neurosurgery and leads clinical trials for malignant brain tumors.

• Completed fellowships in neurosurgical oncology at MD Anderson and neuroradiology at Beth Israel.
• Expert in intraoperative MRI, stereotactic biopsies, and image-guided resections.
• Performs radiosurgery and minimally invasive microsurgery for CNS tumors.
• Member of the Society for Neuro-Oncology and the Israeli Association of Neurological Surgeons.

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.

900+ brain tumor procedures performed – Dr. Kitis is an Associate Professor of Neurosurgery at Memorial Şişli Hospital.

• 16 years of specialized neurosurgery experience
• Expert in tumor removal and neurosurgical consultations
• Trained at Istanbul University Cerrahpasa Faculty of Medicine
• Currently practices at Memorial Şişli Hospital in Istanbul

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.

Associate Professor in Neurosurgery with 22 years of experience – Dr. Sari specializes in brain tumor treatment at Istanbul Florence Nightingale Hospital.

• Trained at S.B. Göztepe Training and Research Hospital
• Contributed to establishing the Neurosurgery Department at Medipol University
• Proficient in both Turkish and English for patient communication
• Academic lecturer at Eurasia University (2014-2021)

Specialized in neurosurgery with expertise in brain tumors – Dr. Uc trained at the University of Wisconsin and has extensive experience in complex neurological conditions.

• Fellowship-trained at University of Wisconsin Neurosurgery Clinic
• Handles brain tumors, spinal cord tumors, and cerebral hemorrhage
• Published research on minimally invasive neurosurgical techniques
• Member of Bakırköy Mental and Neurological Diseases Hospital team

Dr. Bokstein leads the Neurooncology Clinic at Sourasky Medical Center with over 46 years of specialized experience.

• Performed more than 900 neuro-oncology treatments
• Holds a 4.5-star patient rating
• Rated as one of Israel's top neurologists by Forbes in 2023
• Director in the neuro-oncology department at Ichilov Hospital

Prof. Akcakaya specializes in minimally invasive brain surgery, trained at Hannover Medical School in stereotactic techniques.

• Professor at Florence Nightingale Hospitals with 20 years of neurosurgery experience
• Fellowship-trained in stereotactic and functional neurosurgery in Germany
• Member of European Association of Neurosurgical Societies (EANS)
• Award-winning researcher with European Board of Neurosurgery certification

Prof. Dr. Salih Murat Imer specializes in advanced neurosurgery with extensive training in Leksell Gamma Knife techniques.

• Over 41 years of neurosurgical experience, including leadership roles at top hospitals
• Expert in vestibular schwannomas and skull base surgery
• Certified in full-endoscopic spine surgery from Herne, Germany
• Published 68 articles and presented at 33 international congresses
• Founder of the Neurosurgery Department at Okan University Hospital

Prof. Zvi Ram leads the European Association of Neurosurgical Societies – a role reflecting world-recognized expertise in complex brain surgery.

• Specializes in brain mapping and deep brain stimulation (DBS) for brain tumors
• Pioneering research in gene-based therapies for brain cancer
• Awarded the Borenstein and Goldhirsh Foundation awards for innovative treatment approaches
• Trained internationally in image-guided neurosurgery and microsurgical techniques
• Expert in minimally invasive surgery for brain and spinal cord disorders

Dr. Baran Yil completed a Cerebrovascular Research Fellowship at Yale School of Medicine and has performed 1,100+ brain tumor treatments.

• 21 years of neurosurgery experience
• Trained under Prof. Dr. Türker KILIÇ at Marmara University
• Awarded Young Neurosurgeon Encouragement Prize in 2017
• Member of Turkish Neurosurgery and Spine Associations
• Specializes in skull-base and cerebrovascular procedures

Dr. Roberto Hernandez-Pena is a neurosurgeon at Hospital de la Familia in Mexicali. He completed a fellowship in neurology and neurosurgery in Phoenix, Arizona. Dr. Hernandez-Pena operates alongside Dr. Nestor Rodriguez as a specialized two-surgeon team. Together, they have performed neurosurgical procedures for over 18 years.

• Treats complex conditions like spinal stenosis, brain tumors, and herniated disks.
• Performs specialized surgeries including discectomy and laminectomy.
• Works at a facility accredited by the General Health Council of Mexico.
• Practices at a clinic featured in The New York Times and CNN.

Specialist in endoscopic and minimally invasive neurosurgery – performs complex brain tumor procedures with less tissue disruption at Sourasky Medical Center.

• Trained at Cornell Medical Center and NYU Langone Health in these advanced techniques
• Specialized in pediatric neurosurgery for children with brain tumors
• Fellow of key international neurosurgery societies, including EANS and ISPN
• Performs a range of precise surgeries, including skull base and transnasal tumor resections

Dr. Rafet Ozay is an Associate Professor and neurosurgeon at Lokman Hekim University Ankara Hospital. He specializes in neurovascular surgery using both microsurgery and endovascular techniques. Dr. Ozay has held senior roles at major Turkish centers like Etlik City Hospital. He is a member of the Turkish Neurosurgery Association.

• Expertise focuses on complex neurovascular conditions.
• Uses microsurgical and endovascular methods for brain procedures.
• Works at a university hospital with a 99.9% brain tumor removal success rate.
• Served as Chief Assistant at Dışkapı Training and Research Hospital.

Dr. Grossman performs complex awake brain surgeries with real-time mapping to protect critical functions. She works at Tel Aviv's leading Sourasky Medical Center (Ichilov).

• Fellowship-trained specifically in brain tumor surgery at Johns Hopkins Hospital
• Expert in endoscopic and transnasal surgery for pituitary and skull base tumors
• Member of the Tumor Section of the European Association of Neurosurgical Societies
• Holds research awards for novel treatments in malignant brain tumors
• Residency completed at Sheba Medical Center – Israel's largest hospital

Dr. Nurperi Gazioglu is a neurosurgeon at the JCI-accredited Istanbul Florence Nightingale Hospital. She specializes in brain tumor removal and pituitary adenoma surgery. Dr. Gazioglu completed the EANS European Neurosurgery Course. This is a top-tier training standard for surgeons in Europe. She also trained at APHP Necker–Enfants Malades in France.

• Expertise in endoscopic pituitary surgery and endoscopic lumbar disc procedures.
• Treats complex conditions like Moya-moya disease and arteriovenous malformations.
• Performs brain aneurysm repairs and brain tumor embolization.
• Studied epilepsy surgery and insular–hippocampal anatomy at Istanbul University.

Over 30 years of neurosurgery experience – Dr. Kapici specializes in complex brain tumor cases at Valued Med Hub Hospitals.

• Head of Neurosurgery Department at Altınbaş University
• Trained in microsurgery at GATA Military Medical Faculty
• Member of Spine Society of Europe
• Teaches neurosurgery at Altınbaş University