| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.8 / 5 (180 reviews) | Istanbul, Turkey | 37+ years | Stem Cell Therapy, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | ||
| #2 | 4.7 / 5 (441 reviews) | Barcelona, Spain | 38+ years23,000+ treatments | Radiotherapy for prostate cancer, CyberKnife for brain tumor | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #3 | 4.6 / 5 (214 reviews) | Istanbul, Turkey | 20+ years | Nephrectomy, Radiation therapy for brain tumor | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #4 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Brachytherapy for prostate cancer, Lung cancer surgery | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #5 | 4.7 / 5 (359 reviews) | Istanbul, Turkey | — | — | Thyroid resection , Craniotomy | — | — | International Organization for Standardization, Joint Commission International | |
| #6 | 4.2 / 5 (75 reviews) | Jelenia Góra, Poland | — | — | Mastectomy, Stomach resection | — | — | International Organization for Standardization, Polish Association of Medical Tourism | |
| #7 | 5.0 / 5 (3 reviews) | Bucharest, Romania | — | — | Thymectomy, Liver resection | — | — | Bariatric Surgery Center of Excellence, Joint Commission International | |
| #8 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | 19+ years650+ treatments | Radiotherapy for lung cancer, CyberKnife | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #9 | 4.6 / 5 (127 reviews) | Antalya , Turkey | — | — | Thyroid resection , Thyroidectomy | — | — | Joint Commission International | |
| #10 | 4.7 / 5 (155 reviews) | Vienna, Austria | 36+ years | Gastric polyps removal, Chemotherapy | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek |