| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (175) | Vienna, Austria | 44+ years | Thyroid resection, therapy with radioactive iodine | Complex or recurrent thyroid cancer | Led by Prof. Zielinski, a globally recognized thyroid cancer specialist. Offers personalized multidisciplinary care with 95% treatment success rate. JCI-certified facility. | 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 | 21+ years | — | — | — | International Organization for Standardization, World's Best Hospitals 2026 by Newsweek | ||
| #4 | 4.6 / 5 | Vienna, Austria | 26+ years | Intensity-modulated radiation therapy (IMRT), volumetric modulated arc therapy (VMAT), image-guided radiation therapy (IGRT), stereotactic radiosurgery | Short-course radiotherapy without surgery | Every case reviewed by an interdisciplinary tumor board. On-site MRI, CT, and ConeBeam CT guide IMRT, VMAT, and IGRT on Elekta Versa HD. | World's Best Hospitals 2026 by Newsweek | ||
| #5 | 4.2 / 5 (21) | Vienna, Austria | — | — | ECG | — | — | International Organization for Standardization | |
| #6 | 3.9 / 5 | Vienna, Austria | — | — | — | — | — | ISO 9001:2015 Quality management systems, International Organization for Standardization |