| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (136 reviews) | Vilnius, Lithuania | — | — | Replacement of the aortic valve, Radiofrequency ablation | — | — | Joint Commission International | |
| #2 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | — | — | Open heart surgery, Coronary stenting | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 4.6 / 5 (208 reviews) | Istanbul, Turkey | 28+ years | Coronary stenting, Interventricular septal defect surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #4 | 4.7 / 5 (131 reviews) | Istanbul, Turkey | — | — | Coronary angiography, Radiofrequency ablation | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Interventricular septal defect surgery, Coronary stenting | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #6 | 4.3 / 5 (16 reviews) | Hamburg, Germany | — | — | Coronary artery bypass grafting, Radiofrequency ablation | — | — | International Organization for Standardization, Medical Travel Quality Alliance | |
| #7 | 4.6 / 5 (130 reviews) | Hamburg, Germany | — | — | Coronary artery bypass grafting, Heart Valve Replacement | — | — | International Organization for Standardization, Medical Travel Quality Alliance | |
| #8 | 4.8 / 5 (164 reviews) | Istanbul, Turkey | — | — | Transcatheter aortic valve implantation (TAVI), Radiofrequency ablation | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #9 | 4.9 / 5 (53 reviews) | Istanbul, Turkey | — | — | Intracranial Arterial Angioplasty and Stenting, Open heart surgery | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | |
| #10 | 4.9 / 5 (16 reviews) | Milan, Italy | — | 5,000+ treatments | Holter monitoring | — | — | International Organization for Standardization, Scientific Institute for Research and Healthcare Accrediatation |