| 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 | Immunotherapy for kidney cancer, Proton-beam therapy | — | — | Joint Commission International , European Foundation for Quality Management | |
| #2 | 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) | |
| #3 | 4.7 / 5 (156 reviews) | Vienna, Austria | — | — | Chemotherapy, Gastric polyps removal | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | |
| #4 | 4.7 / 5 (62 reviews) | Solingen, Germany | — | — | Radiation therapy for colorectal cancer, Thyroid resection | — | — | Best doctor for herniated disc treatment, German Cancer Society | |
| #5 | 5.0 / 5 (2 reviews) | Ramat Gan, Israel | — | 45,000+ treatments | Whipple surgery, Craniotomy | — | — | Best Maternity Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek | |
| #6 | 4.6 / 5 (218 reviews) | Istanbul, Turkey | 20+ years | Hyperthermic Intraperitoneal Chemotherapy (HIPEC), Immunotherapy with Keytruda (Pembolizumab) | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #7 | 4.6 / 5 (363 reviews) | Istanbul, Turkey | — | — | Bone marrow transplantation, Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 4.5 / 5 (156 reviews) | Tel Aviv, Israel | 41+ years34,000+ treatments | Biological therapy, Hysterectomy (uterus removal) | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | ||
| #9 | 5.0 / 5 (55 reviews) | Istanbul, Turkey | — | — | Robotic da Vinci prostatectomy, Operation Marmara (microsurgical subinguinal varicocelectomy) | — | — | Joint Commission International , International Organization for Standardization | |
| #10 | 4.6 / 5 (130 reviews) | Hamburg, Germany | — | — | Breast cancer surgery, Targeted therapy | — | — | International Organization for Standardization, Medical Travel Quality Alliance |