| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (487) | Barcelona, Spain | — | 23,000+ treatments | Mastectomy, Chemotherapy | — | — | Joint Commission International , European Foundation for Quality Management | |
| #2 | 4.6 / 5 (537) | Istanbul, Turkey | — | — | Mastectomy, Laparoscopic nephrectomy | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #3 | 4.6 / 5 (156) | Istanbul, Turkey | — | — | Mastectomy, Chemotherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.5 / 5 (167) | Tel Aviv, Israel | — | 34,000+ treatments | Mastectomy, Chemotherapy | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.6 / 5 (18) | Guangzhou, China | — | — | Mastectomy, Gamma Knife | — | — | — | |
| #6 | 4.6 / 5 (131) | Bangkok, Thailand | — | — | Brain tumor removal, Brachytherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #7 | 4.1 / 5 (42) | Istanbul, Turkey | 10+ years | Mastectomy, Laparoscopic nephrectomy | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #8 | 4.3 / 5 (8) | Thessaloniki, Greece | — | — | Mastectomy, Discectomy | — | — | TEMOS International Healthcare Accreditation, Global Healthcare Accreditation Program | |
| #9 | 4.9 / 5 (7) | Seoul, Republic of Korea | — | 32,000+ treatments | Mastectomy, Brain tumor removal | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #10 | 4.5 / 5 (7) | Seoul, Republic of Korea | — | 65,000+ treatments | Thyroid resection , Removal of liver cancer | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation |