| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (441 reviews) | Barcelona, Spain | — | 23,000+ treatments | Lymphoma chemotherapy, Pituitary tumor surgery | — | — | Joint Commission International , European Foundation for Quality Management | |
| #2 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | Sarcoma surgery, Allogenic bone marrow transplantation from an unrelated donor | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #3 | 4.6 / 5 (517 reviews) | Istanbul, Turkey | — | — | Excision of skull base tumor, Radiation therapy for brain tumor | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #4 | 4.6 / 5 (220 reviews) | Istanbul, Turkey | — | — | Brain tumor removal, Radiation therapy for brain tumor | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | |
| #5 | 4.5 / 5 (156 reviews) | Tel Aviv, Israel | 41+ years34,000+ treatments | Biological therapy, Cryotherapy | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | ||
| #6 | 4.6 / 5 (136 reviews) | Istanbul, Turkey | — | — | Allogenic bone marrow transplantation from a related donor, CyberKnife for brain tumor | — | — | International Organization for Standardization, Joint Commission International | |
| #7 | 4.6 / 5 (129 reviews) | Antalya , Turkey | — | — | Autologous bone marrow transplantation, Brain tumor removal | — | — | Joint Commission International | |
| #8 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Sarcoma Immunotherapy, Haploidentical Stem Cell Transplantation | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #9 | 4.7 / 5 (17 reviews) | Baku, Azerbaijan | 24+ years | Chemotherapy, Brain tumor surgery | — | — | Joint Commission International , Patient choice for Check-up | ||
| #10 | 4.6 / 5 (52 reviews) | Istanbul, Turkey | — | — | Brain tumor removal, Enucleation of eye | — | — | Joint Commission International |