| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (515 reviews) | Istanbul, Turkey | — | — | Brachytherapy for uterine cancer, Whipple surgery | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Whipple surgery, The Wertheim-Meigs operation | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #3 | 4.5 / 5 (52 reviews) | Frankfurt am Main, Germany | — | — | Hyperthermic Intraperitoneal Chemotherapy (HIPEC), Brain tumor removal | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking | |
| #4 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | Allogenic bone marrow transplantation from an unrelated donor, Autologous bone marrow transplantation | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #5 | 4.6 / 5 (127 reviews) | Bangkok, Thailand | — | — | Lung cancer surgery, Lobectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #6 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | 10+ years | Nephrectomy, Radiotherapy for lung cancer | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #7 | 4.0 / 5 (3 reviews) | Seoul, Republic of Korea | — | — | Small intestine resection, Pneumonectomy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #8 | 4.6 / 5 (42 reviews) | Seoul, Republic of Korea | — | — | Breast cancer surgery, Robotic da Vinci prostatectomy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #9 | 5.0 / 5 (1 review) | Seoul, Republic of Korea | — | — | Colectomy (large bowel resection), Gamma Knife for brain tumor | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek | |
| #10 | 4.6 / 5 (5 reviews) | Barcelona, Spain | — | — | Bladder cancer complex diagnosis | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |