| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (534 reviews) | Istanbul, Turkey | 14+ years | Open heart surgery, Coronary stenting | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #2 | 4.6 / 5 (145 reviews) | Antalya , Turkey | — | — | Coronary artery bypass grafting, Coronary angioplasty | — | — | Joint Commission International | |
| #3 | 5.0 / 5 (4 reviews) | Incheon, Republic of Korea | 44+ years | Echocardiography | — | — | Korean Institute for Healthcare Accreditation | ||
| #4 | 5.0 / 5 (3 reviews) | Istanbul, Turkey | 24+ years | Echocardiography | — | — | Joint Commission International | ||
| #5 | 4.6 / 5 (415 reviews) | Istanbul, Turkey | 21+ years | Radiofrequency ablation with 3D mapping, Pediatric Mitral Valve Replacement | — | — | International Organization for Standardization, Joint Commission International | ||
| #6 | 4.6 / 5 (236 reviews) | Istanbul, Turkey | 28+ years | Aortic aneurysm surgery, Coronary angiography | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #7 | 4.5 / 5 (54 reviews) | Istanbul, Turkey | — | — | Installing heart pacemaker, Coronary stenting | — | — | Joint Commission International | |
| #8 | 4.7 / 5 (147 reviews) | Vilnius, Lithuania | — | — | Installing heart pacemaker, Replacement of the aortic valve | — | — | Joint Commission International | |
| #9 | 4.2 / 5 (86 reviews) | Jelenia Góra, Poland | — | — | Coronary artery bypass grafting, Coronary angiography | — | — | International Organization for Standardization, Polish Association of Medical Tourism | |
| #10 | 4.7 / 5 (484 reviews) | Barcelona, Spain | — | 23,000+ treatments | Transcatheter aortic valve implantation (TAVI), Covered Stent Placement | — | — | Joint Commission International , European Foundation for Quality Management |