| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (419) | Istanbul, Turkey | — | — | Hysterectomy with DaVinci robot, Subtotal thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #2 | 4.6 / 5 (536) | Istanbul, Turkey | — | — | Radiation therapy for colorectal cancer, Nephrectomy | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #3 | 4.6 / 5 (174) | Vienna, Austria | — | — | Gastric polyps removal, Chemotherapy | — | — | World's Best Hospitals 2021 by Newsweek, International Organization for Standardization | |
| #4 | 5.0 / 5 (55) | Istanbul, Turkey | — | — | Mastectomy, Robotic da Vinci prostatectomy | — | — | Joint Commission International , International Organization for Standardization | |
| #5 | 4.9 / 5 (56) | Istanbul, Turkey | 16+ years | CyberKnife for lung cancer, Chemotherapy | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | ||
| #6 | 4.2 / 5 (19) | Istanbul, Turkey | — | — | Colectomy (large bowel resection), Allogenic bone marrow transplantation from a related donor | — | — | Best clinic for radiotherapy, Best price for PET/CT | |
| #7 | 4.2 / 5 (21) | Vienna, Austria | — | — | Consultation with a thoracic surgeon | — | — | International Organization for Standardization | |
| #8 | 4.5 / 5 (495) | Istanbul, Turkey | 34+ years | Hyperthermic Intraperitoneal Chemotherapy (HIPEC), Chemotherapy for breast cancer | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | ||
| #9 | 4.6 / 5 (131) | Bangkok, Thailand | — | — | Chemoembolization of the liver, Immunotherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #10 | 4.5 / 5 (57) | Frankfurt am Main, Germany | 26+ years | Thyroid resection , Radiation therapy for brain tumor | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking |