Best Oncology Doctors Abroad

Over 1,100 thyroid cancer procedures performed – Dr. Raventos heads the Minimally Invasive Surgery Department at Centro Médico Teknon.

• Fellowship-trained in surgery at the renowned Mayo Clinic
• Specializes exclusively in oncologic thyroid surgery and complex cases
• Fluent in advanced laparoscopic and minimally invasive techniques
• Founding member of the faculty at Centro Médico Teknon
• Published extensively on surgical techniques and outcomes

Prof. Schoppmann pioneers minimally invasive cancer surgery, specializing in esophageal and gastric cancers at Wiener Privatklinik.

• 25 years of expertise in upper GI oncology
• Head of Upper GI Surgery Unit at Medical University of Vienna
• Expert in robotic techniques for complex cases
• Published extensively on cancer biomarkers
• Active in shaping international treatment guidelines

Prof. Wolfgang Köstler, a pioneer in targeted cancer therapies, brings over 22 years of expertise in breast and gynecologic cancers at Wiener Privatklinik.

• Associate Professor at Medical University of Vienna – one of Austria's top medical schools
• Deputy Head of Clinical Division of Oncology, leading translational cancer research
• Specializes in biomarker-driven precision oncology and immunotherapy
• Published extensively in leading international oncology journals

Dr. Christiane Thallinger specializes in skin cancer and therapy-induced dermatologic reactions, blending dermatology and oncology expertise at Wiener Privatklinik.

• 27 years focused on melanoma, basal cell carcinoma, and squamous cell carcinoma
• Advanced training in dermoscopy, digital mole mapping, and photodynamic therapy
• Manages immune-related skin toxicities from cutting-edge cancer treatments
• Collaborates with oncology teams at Medical University of Vienna

Specializes in radiation oncology at Memorial Bahçelievler Hospital, one of Turkey's leading medical centers.

• Focused exclusively on radiation therapy for cancer treatment
• Affiliated with Istanbul University Cerrahpaşa Medical Faculty
• Experienced in treating various cancer types with precise radiation techniques

Prof. Walter Klepetko pioneered Austria's first lung transplants and built one of Europe's leading thoracic surgery programs at the Medical University of Vienna.

• 48 years specializing in complex thoracic oncology and lung transplantation
• Former Head of Thoracic Surgery at Medical University of Vienna
• Developed advanced minimally invasive techniques for thoracic tumors
• Renowned for handling high-risk cases and complex resections

Dr. Javier Cortés Castán, MD, PhD, is a medical oncologist. He is the Director and Founder of the International Breast Cancer Center (IBCC) at Centro Médico Teknon (Quironsalud) in Barcelona. He has 25+ years of practice. He specializes in HER2‑positive and triple‑negative breast cancer. Expertscape ranks him #1 worldwide in HER2+.

He has authored 550+ publications and given 800+ presentations. He leads 150+ active clinical trials. His work helped enable 12 metastatic breast cancer treatments approved in Europe. He was a key leader in KEYNOTE‑522, KEYNOTE‑355, and DESTINY‑Breast03. He is the only Spanish oncologist with two papers in CA: A Cancer Journal for Clinicians. He is a 2026 Giants of Cancer Care honoree. IBCC provides advanced care and access to trials. Centro Médico Teknon is JCI‑accredited.

Prof. Klaus Kaczirek is a leading endocrine and oncologic surgeon, specializing in thyroid, parathyroid, and adrenal gland surgeries with over 25 years of experience.

• Expert in advanced laparoscopic endocrine surgery techniques
• Published extensively on endocrine tumor biology and minimally invasive methods
• Senior consultant at Wiener Privatklinik and Medical University of Vienna
• Focuses on hormone-producing cancers and neuroendocrine tumors

Prof. Fitzal leads Vienna's Breast Health Center – pioneering breast-conserving techniques that balance cancer control with aesthetic outcomes.

• Professor of Surgery at Medical University of Vienna
• Specializes in tumor biology and reconstructive techniques
• Leads international clinical studies on breast cancer treatment
• Senior consultant at Wiener Privatklinik

Dr. Taghizadeh specializes in pancreatic and biliary cancers, integrating modern systemic therapies with personalized care at Wiener Privatklinik.

• Trained at Medical University of Vienna – one of Austria's top medical schools
• Expert in chemotherapy, targeted therapy, and immunotherapy for gastrointestinal tumors
• Focuses on evidence-based medicine and holistic patient support
• Works with advanced diagnostic tools for precise treatment planning

1,100+ cancer treatments performed – Dr. Ozadli specializes in gastrointestinal and thoracic cancers at Valued Med Hub Hospitals.

• Trained at Ankara Oncology Training and Research Hospital – a leading center in Turkey
• Specializes in lung, esophageal, gastric, and breast cancers
• Published researcher with work available on Google Scholar
• Assistant Professor with 23 years of medical oncology experience

900+ brain cancer treatments performed – Dr. Blumental leads the Neuro-oncology Service at Sourasky Medical Center.

• Trained at Memorial Sloan-Kettering Cancer Center – a world leader in cancer care
• Former director of Neuro-oncology at Huntsman Cancer Institute
• Specializes in complex cases like glioblastoma and meningioma
• Forbes Israel recognized her as one of the country's top doctors

30 years pioneering advanced radiation therapies – Dr. Igdem focuses on prostate and head and neck cancers at Istanbul Florence Nightingale Hospital.

• Specializes in conformal treatments and novel radiation technologies
• Thesis analyzed 600+ cases of postmenopausal breast cancer
• Trained at prestigious institutions like University of Vienna and Bonn
• Residency at Cerrahpaşa School of Medicine

Dr. Murat Atay trained in lymphatic mapping and sentinel node techniques at MDA Cancer Center – a leading US oncology hospital.

• 33 years specializing in breast and thyroid surgery
• Expert in minimally invasive treatments for breastfeeding mothers
• Skilled in sophisticated diagnostic techniques
• Works at Istanbul Florence Nightingale Hospital

Head of Neurooncology Clinic at Sourasky Medical Center – Dr. Bokstein leads a specialized team focusing exclusively on complex brain and spinal cord tumors.

• Expert in precision treatments like proton-beam therapy and Gamma Knife radiosurgery
• Integrates chemotherapy, targeted therapies, and clinical trial options into treatment plans
• Member of American, European, and Israeli neuro-oncology associations
• Lecturer and author on neuro-oncology at Tel Aviv University

1,100+ oncological treatments performed – Dr. Sapra specializes in gynecologic cancers and radiotherapy at Sourasky Medical Center, ranked among Forbes' top 5 hospitals.

• Dual specialist in oncological gynecology and radiotherapy
• 39 years focused on female reproductive cancers
• Faculty member at Tel Aviv University
• Member of leading societies SGO and ASCO

Dr. Michael Shapira specializes in bone marrow transplantation – a complex field where precision saves lives. At Sourasky Medical Center, he handles high-risk cases with care.

• 36 years of experience in bone marrow transplantation
• Senior physician at Hadassah’s Bone Marrow Transplantation department
• Trained in internal medicine at Hadassah Medical Center
• Fluent in English and Hebrew for clear patient communication

Prof. Necmettin Akdeniz brings extensive academic and clinical expertise in dermatology, specializing in skin-related oncology cases.

• Currently practices at Memorial Ataşehir Hospital – a leading center for oncology care
• Former Head of Department at Medeniyet University, overseeing dermatology programs
• Visiting scholar at Pittsburgh University, enhancing international expertise
• Professor and lecturer with a focus on dermatological oncology and research