| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (517 reviews) | Istanbul, Turkey | — | — | Radiofrequency ablation of the liver, Excision of skull base tumor | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | 27+ years | NanoKnife, Radioiodine therapy | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | ||
| #3 | 4.5 / 5 (0 reviews) | Madrid, Spain | — | — | Consultation of a radiologist | — | — | Joint Commission International , International Organization for Standardization | |
| #4 | 4.6 / 5 (218 reviews) | Istanbul, Turkey | 20+ years | Throat cancer operation, Removal of spinal cord tumor | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #5 | 4.5 / 5 (156 reviews) | Tel Aviv, Israel | 38+ years34,000+ treatments | Biological therapy, Оophorectomy | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | ||
| #6 | 4.7 / 5 (156 reviews) | Vienna, Austria | — | — | Gastric polyps removal, Chemotherapy | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | |
| #7 | 4.6 / 5 (136 reviews) | Istanbul, Turkey | — | — | Allogenic bone marrow transplantation from a related donor, Radioiodine therapy | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 4.6 / 5 (130 reviews) | Hamburg, Germany | — | — | Rectal resection, Radiation therapy for colorectal cancer | — | — | International Organization for Standardization, Medical Travel Quality Alliance | |
| #9 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | — | Thyroidectomy, Bone marrow transplantation | — | — | World's Best Hospitals 2021 by Newsweek | |
| #10 | 4.8 / 5 (188 reviews) | Istanbul, Turkey | — | — | Mastectomy, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International |