| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Radiotherapy, Gamma Knife for brain tumor | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #2 | 4.0 / 5 (1 review) | Hamburg, Germany | — | — | Complex diagnostics of neuroblastoma | — | — | World's Best Hospitals 2021 by Newsweek | |
| #3 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | — | — | Sarcoma surgery, CyberKnife | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #4 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | Autologous bone marrow transplantation, Allogenic bone marrow transplantation from a related donor | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #5 | 4.6 / 5 (127 reviews) | Bangkok, Thailand | — | — | Transnasal resection of tumor, CyberKnife | — | — | International Organization for Standardization, Joint Commission International | |
| #6 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | — | — | Autologous bone marrow transplantation, Radiation Therapy for Sarcomas | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | |
| #7 | 4.8 / 5 (6 reviews) | Seoul, Republic of Korea | — | 32,000+ treatments | Gamma Knife for brain tumor, Brain tumor removal | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #8 | 4.0 / 5 (3 reviews) | Seoul, Republic of Korea | — | — | Cryodestruction, Stereotaxic radiosurgery | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #9 | 4.7 / 5 (3 reviews) | Bengaluru, India | — | — | Pituitary tumor surgery | — | — | International Organization for Standardization, Indian National Accreditation Board for Testing and Calibration Laboratories | |
| #10 | 2.5 / 5 (0 reviews) | Madrid, Spain | — | — | Complex diagnostics of neuroblastoma | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |