| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (156 reviews) | Vienna, Austria | 44+ years | Gastric polyps removal, Chemotherapy | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | ||
| #2 | 4.5 / 5 (156 reviews) | Tel Aviv, Israel | 41+ years34,000+ treatments | SIRT therapy, Intraarterial chemotherapy | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | ||
| #3 | 4.6 / 5 (518 reviews) | Istanbul, Turkey | 49+ years3,000+ treatments | CyberKnife for brain tumor, Thyroid resection | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #4 | 4.6 / 5 (364 reviews) | Istanbul, Turkey | — | — | Lymphadenectomy, Removal of meningioma | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.7 / 5 (442 reviews) | Barcelona, Spain | 28+ years23,000+ treatments | Breast cancer surgery, Sarcoma surgery | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #6 | 4.6 / 5 (220 reviews) | Istanbul, Turkey | 20+ years | Removal of colon cancer, Allogenic bone marrow transplantation from a related donor | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #7 | 4.7 / 5 (137 reviews) | Istanbul, Turkey | — | — | Gamma Knife for brain tumor, Removal of meningioma | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 3.8 / 5 (8 reviews) | Vienna, Austria | — | — | Chemotherapy | — | — | — | |
| #9 | 4.6 / 5 (67 reviews) | Milan, Italy | — | 8,000+ treatments | Bone marrow transplantation, Breast cancer surgery | — | — | Scientific Institute for Research and Healthcare Accrediatation, World's Best Hospitals 2021 by Newsweek | |
| #10 | 4.5 / 5 (52 reviews) | Frankfurt am Main, Germany | 36+ years | CyberKnife for lung cancer, Radiotherapy for uterine cancer | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking |