| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | — | — | Radiofrequency ablation | — | — | International Organization for Standardization, Joint Commission International | |
| #2 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | MRI of vessels with contrast | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #3 | 4.7 / 5 (131 reviews) | Istanbul, Turkey | — | — | Plastic surgery for cardiac valve, Coronary angiography | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.9 / 5 (44 reviews) | Milan, Italy | — | 8,000+ treatments | Radiofrequency ablation, Coronary angiography | — | — | Scientific Institute for Research and Healthcare Accrediatation, World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.6 / 5 (66 reviews) | Milan, Italy | — | 8,000+ treatments | MRI of vessels with contrast | — | — | Scientific Institute for Research and Healthcare Accrediatation, World's Best Hospitals 2021 by Newsweek | |
| #6 | 4.8 / 5 (165 reviews) | Istanbul, Turkey | — | — | Radiofrequency ablation | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #7 | 4.6 / 5 (130 reviews) | Hamburg, Germany | — | — | Radiofrequency ablation | — | — | International Organization for Standardization, Medical Travel Quality Alliance | |
| #8 | 4.4 / 5 (0 reviews) | Graz, Austria | — | — | MRI of vessels with contrast | — | — | International Organization for Standardization | |
| #9 | 4.5 / 5 (52 reviews) | Frankfurt am Main, Germany | — | — | MRI of vessels with contrast | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking | |
| #10 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | — | MRI of vessels with contrast | — | — | World's Best Hospitals 2021 by Newsweek |