| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (1) | Bangkok, Thailand | 25+ years | Echocardiography | — | — | Global Healthcare Accreditation Program, Joint Commission International | ||
| #2 | 4.6 / 5 (148) | Antalya , Turkey | — | — | Coronary artery bypass grafting, Replacement of the aortic valve | — | — | Joint Commission International | |
| #3 | 4.6 / 5 (537) | Istanbul, Turkey | 14+ years | Coronary angiography, Radiofrequency ablation | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #4 | 4.6 / 5 (425) | Istanbul, Turkey | 28+ years | Tetralogy of Fallot Surgery, Coronary angiography | — | — | International Organization for Standardization, Joint Commission International | ||
| #5 | 4.5 / 5 (260) | Istanbul, Turkey | 26+ years | Replacement of the aortic valve, Heart Valve Replacement | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #6 | 4.5 / 5 (55) | Istanbul, Turkey | — | — | Installing heart pacemaker, Open heart surgery | — | — | Joint Commission International | |
| #7 | 4.7 / 5 (151) | Vilnius, Lithuania | — | — | Replacement of the aortic valve, Interventricular septal defect surgery | — | — | Joint Commission International | |
| #8 | 4.2 / 5 (88) | Jelenia Góra, Poland | 33+ years | Heart Valve Replacement, Coronary artery bypass grafting | — | — | International Organization for Standardization, Polish Association of Medical Tourism | ||
| #9 | 4.7 / 5 (491) | Barcelona, Spain | — | 23,000+ treatments | Angioplasty, Tetralogy of Fallot Surgery | — | — | Joint Commission International , European Foundation for Quality Management | |
| #10 | 4.7 / 5 (161) | Istanbul, Turkey | — | Replacement of the aortic valve, Coronary stenting | — | — | International Organization for Standardization, Joint Commission International |