| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (236 reviews) | Istanbul, Turkey | 20+ years | Removal of colon cancer, Hysterectomy (uterus removal) | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #2 | 4.6 / 5 (416 reviews) | Istanbul, Turkey | — | — | Immunotherapy with Keytruda (Pembolizumab), Removal of meningioma | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 4.6 / 5 (534 reviews) | Istanbul, Turkey | 49+ years3,000+ treatments | Liver resection, Robotic da Vinci prostatectomy | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #4 | 4.7 / 5 (485 reviews) | Barcelona, Spain | 39+ years1,000+ treatments | Radiotherapy for prostate cancer, Excision of skull base tumor | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #5 | 4.6 / 5 (145 reviews) | Antalya , Turkey | — | — | Pituitary tumor surgery, Prostatectomy | — | — | Joint Commission International | |
| #6 | 4.6 / 5 (172 reviews) | Vienna, Austria | 48+ years | Chemotherapy, Gastric polyps removal | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | ||
| #7 | 4.6 / 5 (155 reviews) | Istanbul, Turkey | 44+ years | Radiation therapy for brain tumor, Enucleation of eye | — | — | International Organization for Standardization, Joint Commission International | ||
| #8 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 38+ years | Robotic da Vinci prostatectomy, Stomach cancer surgery | — | — | Joint Commission International | ||
| #9 | 4.5 / 5 (495 reviews) | Istanbul, Turkey | — | Bone marrow transplantation, The Wertheim-Meigs operation | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | ||
| #10 | 5.0 / 5 (1 review) | Madrid, Spain | — | — | PET/CT | — | — | Joint Commission International , International Organization for Standardization |