| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (537) | Istanbul, Turkey | — | — | Radiation therapy for brain tumor, Chemotherapy for uterine cancer | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.8 / 5 (255) | Istanbul, Turkey | — | — | Laser surgery, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #3 | 4.6 / 5 (424) | Istanbul, Turkey | 29+ years | Thyroidectomy, Esophagectomy | — | — | International Organization for Standardization, Joint Commission International | ||
| #4 | 4.6 / 5 (158) | Istanbul, Turkey | — | — | Brain tumor surgery, Autologous bone marrow transplantation | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.7 / 5 (68) | Solingen, Germany | — | — | Rectal resection, Chemotherapy for colon cancer | — | — | Best doctor for herniated disc treatment, German Cancer Society | |
| #6 | 4.9 / 5 (58) | Istanbul, Turkey | — | — | CyberKnife for lung cancer, Pituitary tumor surgery | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | |
| #7 | 4.4 / 5 (13) | Tel Aviv, Israel | — | 92,000+ treatments | Immunotherapy, Chemotherapy for lung cancer | — | — | Joint Commission International | |
| #8 | 4.4 / 5 (34) | Istanbul, Turkey | — | — | Radioiodine therapy, Tongue cancer surgery | — | — | International Organization for Standardization, Joint Commission International | |
| #9 | 4.4 / 5 (6) | Barcelona, Spain | — | — | Gastroectomy, Robotic da Vinci prostatectomy | — | — | Joint Commission International | |
| #10 | 4.5 / 5 (19) | Vienna, Austria | — | — | Prostatectomy | — | — | International Organization for Standardization, World's Best Hospitals 2026 by Newsweek |