| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (216 reviews) | Istanbul, Turkey | 20+ years | Stomach cancer surgery, Chemotherapy | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #2 | 4.7 / 5 (360 reviews) | Istanbul, Turkey | — | — | Radiation therapy for brain tumor, Proton-beam therapy | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 4.6 / 5 (515 reviews) | Istanbul, Turkey | 49+ years3,000+ treatments | Lumpectomy , Chemotherapy for stomach cancer | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #4 | 4.7 / 5 (441 reviews) | Barcelona, Spain | 39+ years1,000+ treatments | Immunotherapy for prostate cancer, Complex treatment of Ewing's sarcoma | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #5 | 4.6 / 5 (127 reviews) | Antalya , Turkey | — | — | Thyroid resection , Prostatectomy | — | — | Joint Commission International | |
| #6 | 4.7 / 5 (135 reviews) | Istanbul, Turkey | 44+ years | Tongue cancer surgery, Removal of spinal cord tumor | — | — | International Organization for Standardization, Joint Commission International | ||
| #7 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 38+ years | Stomach cancer surgery, Robotic da Vinci prostatectomy | — | — | Joint Commission International | ||
| #8 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | Radiotherapy for prostate cancer, Gamma Knife for brain tumor | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | ||
| #9 | 4.7 / 5 (155 reviews) | Vienna, Austria | 48+ years | Chemotherapy, Gastric polyps removal | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | ||
| #10 | 4.5 / 5 (6 reviews) | Antalya , Turkey | 31+ years | Thyroid resection , Thyroidectomy | — | — | International Health Tourism Authorization Certificate |