| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (539) | Istanbul, Turkey | — | — | Radiofrequency ablation, Immunotherapy with Keytruda (Pembolizumab) | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.6 / 5 (71) | Milan, Italy | — | 8,000+ treatments | Gastroectomy, Laparoscopic prostatectomy | — | — | Scientific Institute for Research and Healthcare Accrediatation, World's Best Hospitals 2021 by Newsweek | |
| #3 | 4.4 / 5 (34) | Istanbul, Turkey | — | — | Pituitary tumor surgery, Radiotherapy for lung cancer | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.6 / 5 (19) | Guangzhou, China | — | — | Immunotherapy, NanoKnife | — | — | — | |
| #5 | 5.0 / 5 (1) | Istanbul, Turkey | — | — | Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #6 | 4.6 / 5 (131) | Bangkok, Thailand | — | — | Thyroidectomy, Robotic da Vinci prostatectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #7 | 4.5 / 5 (57) | Frankfurt am Main, Germany | — | — | Chemotherapy, Hyperthermic Intraperitoneal Chemotherapy (HIPEC) | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking | |
| #8 | 4.1 / 5 (42) | Istanbul, Turkey | 10+ years | Thyroid resection , Radiotherapy | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #9 | 5.0 / 5 (9) | Seoul, Republic of Korea | — | — | Chemotherapy for breast cancer, Breast cancer surgery | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #10 | 4.9 / 5 (7) | Seoul, Republic of Korea | — | 32,000+ treatments | Lung cancer surgery, Radiosurgery of a brain tumor | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek |