| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (215 reviews) | Istanbul, Turkey | 22+ years | Nephrectomy, Radiation therapy for brain tumor | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #2 | 4.7 / 5 (360 reviews) | Istanbul, Turkey | — | — | Thyroid resection , Craniotomy | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 5.0 / 5 (55 reviews) | Istanbul, Turkey | — | — | Mastectomy, Robotic da Vinci prostatectomy | — | — | Joint Commission International , International Organization for Standardization | |
| #4 | 4.9 / 5 (7 reviews) | Ankara, Turkey | — | — | Robotic da Vinci prostatectomy, Lung cancer surgery | — | — | International Health Tourism Authorization Certificate, International Organization for Standardization | |
| #5 | 4.7 / 5 (155 reviews) | Vienna, Austria | — | — | Gastric polyps removal, Chemotherapy | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | |
| #6 | 4.7 / 5 (441 reviews) | Barcelona, Spain | — | 23,000+ treatments | Radiotherapy for prostate cancer, CyberKnife for brain tumor | — | — | Joint Commission International , European Foundation for Quality Management | |
| #7 | 4.6 / 5 (130 reviews) | Hamburg, Germany | — | — | Radiotherapy for throat cancer, Lung cancer surgery | — | — | International Organization for Standardization, Medical Travel Quality Alliance | |
| #8 | 4.0 / 5 (1 review) | Hamburg, Germany | — | — | Chemotherapy, Radiotherapy for prostate cancer | — | — | World's Best Hospitals 2021 by Newsweek | |
| #9 | 4.7 / 5 (134 reviews) | Istanbul, Turkey | — | — | Resection of gallbladder, Radiotherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #10 | 4.6 / 5 (515 reviews) | Istanbul, Turkey | — | — | Radiotherapy for lung cancer, CyberKnife | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) |