| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (174) | Vienna, Austria | 44+ years | Targeted therapy, immunotherapy, chemotherapy, radiotherapy, surgery | Personalized oncology treatment | Offers a comprehensive cancer center with histopathological tests for precise diagnostics. Led by Prof. Christoph Zielinski, a top oncologist with 40+ years of experience. | World's Best Hospitals 2021 by Newsweek, International Organization for Standardization | ||
| #2 | 3.8 / 5 (8) | Vienna, Austria | — | — | — | — | — | — | |
| #3 | 4.5 / 5 (19) | Vienna, Austria | — | — | — | — | — | International Organization for Standardization, World's Best Hospitals 2026 by Newsweek | |
| #4 | 4.6 / 5 | Vienna, Austria | — | — | Radiotherapy for uterine cancer, PET/CT | — | — | World's Best Hospitals 2026 by Newsweek | |
| #5 | 4.2 / 5 (21) | Vienna, Austria | 32+ years | — | — | — | International Organization for Standardization | ||
| #6 | 3.9 / 5 | Vienna, Austria | — | — | — | — | — | ISO 9001:2015 Quality management systems, International Organization for Standardization |