| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (534 reviews) | Istanbul, Turkey | 49+ years3,000+ treatments | Liver resection, Chemotherapy for liver cancer | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #2 | 4.6 / 5 (414 reviews) | Istanbul, Turkey | 35+ years | Immunotherapy with Keytruda (Pembolizumab), Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | ||
| #3 | 4.6 / 5 (236 reviews) | Istanbul, Turkey | 20+ years | Removal of colon cancer, Stomach cancer surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #4 | 4.6 / 5 (145 reviews) | Antalya , Turkey | — | — | Childbirth, Brain tumor removal | — | — | Joint Commission International | |
| #5 | 4.6 / 5 (172 reviews) | Vienna, Austria | 36+ years | Removal of duodenal polyp, Chemotherapy | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | ||
| #6 | 4.6 / 5 (152 reviews) | Istanbul, Turkey | 44+ years | Removal of spinal cord tumor, Immunotherapy with Keytruda (Pembolizumab) | — | — | International Organization for Standardization, Joint Commission International | ||
| #7 | 4.5 / 5 (8 reviews) | Bangkok, Thailand | 31+ years | Hormone therapy | — | — | International Organization for Standardization | ||
| #8 | 4.7 / 5 (71 reviews) | Katowice, Poland | — | — | Biopsy | — | — | International Organization for Standardization, TÜV AG Сompany Research & Investing Certificate | |
| #9 | 4.7 / 5 (484 reviews) | Barcelona, Spain | 76+ years23,000+ treatments | Radiotherapy for prostate cancer, Excision of skull base tumor | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #10 | 4.6 / 5 (68 reviews) | Prague, Czech Republic | — | — | Biopsy | — | — | Fastest treatment organization, Best service for patients |