| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (517 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 (128 reviews) | Antalya , Turkey | — | — | Coronary artery bypass grafting, Coronary angioplasty | — | — | Joint Commission International | |
| #3 | 5.0 / 5 (3 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 | 4.7 / 5 (361 reviews) | Istanbul, Turkey | 21+ years | Installing heart pacemaker, Coronary stenting | — | — | International Organization for Standardization, Joint Commission International | ||
| #6 | 4.7 / 5 (142 reviews) | Vilnius, Lithuania | — | — | Plastic surgery for cardiac valve, Installing heart pacemaker | — | — | Joint Commission International | |
| #7 | 4.6 / 5 (218 reviews) | Istanbul, Turkey | 28+ years | Interventricular septal defect surgery, Coronary bypass surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #8 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | — | — | Installing heart pacemaker, Open heart surgery | — | — | Joint Commission International | |
| #9 | 4.7 / 5 (441 reviews) | Barcelona, Spain | — | 23,000+ treatments | Pediatric Mitral Valve Replacement, Aortic aneurysm surgery | — | — | Joint Commission International , European Foundation for Quality Management | |
| #10 | 4.2 / 5 (75 reviews) | Jelenia Góra, Poland | — | — | Coronary artery bypass grafting, Heart Valve Replacement | — | — | International Organization for Standardization, Polish Association of Medical Tourism |