| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (495) | Istanbul, Turkey | — | — | Heart Valve Replacement, Coronary artery bypass grafting | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #2 | 4.5 / 5 (239) | Istanbul, Turkey | — | 13,000+ treatments | Aortic aneurysm surgery, Heart cryoablation | — | — | Joint Commission International , Certification according to DIN EN ISO 9001 by TÜV NORD CERT |