| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (496) | Barcelona, Spain | 37+ years23,000+ treatments | Surgery for acquired valvular heart disease , Open heart surgery | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.6 / 5 (151) | Antalya, Turkey | — | — | Coronary artery bypass grafting, Heart Valve Replacement | — | — | Joint Commission International | |
| #3 | 4.6 / 5 (544) | Istanbul, Turkey | 32+ years | Coronary stenting, Aortic aneurysm surgery | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #4 | 4.7 / 5 (159) | Vilnius, Lithuania | — | — | Coronary stenting, Radiofrequency ablation | — | — | Joint Commission International | |
| #5 | 4.6 / 5 (436) | Istanbul, Turkey | 28+ years | Aortic aneurysm surgery, Coronary angiography | — | — | International Organization for Standardization, Joint Commission International | ||
| #6 | 4.1 / 5 (3) | Beijing, China | — | 9,000+ treatments | Consultation with a cardiologist | — | — | Joint Commission International | |
| #7 | 5.0 / 5 (2) | Bangkok, Thailand | — | — | Resveratrol IV Therapy, Enhanced External Counterpulsation (EECP) | — | — | ISO 9001:2015 Quality management systems | |
| #8 | 4.9 / 5 (59) | Istanbul, Turkey | 23+ years | Replacement of the aortic valve | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | ||
| #9 | 4.6 / 5 (165) | Istanbul, Turkey | — | — | Installing heart pacemaker, Coronary artery bypass grafting | — | — | International Organization for Standardization, Joint Commission International | |
| #10 | 5.0 / 5 (58) | Istanbul, Turkey | — | — | Ventricular Septal Defect Surgery, Tetralogy of Fallot Surgery | — | — | Joint Commission International , International Organization for Standardization |