| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (492) | Barcelona, Spain | 37+ years23,000+ treatments | Plastic surgery for cardiac valve, Coronary angioplasty | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.6 / 5 (148) | Antalya , Turkey | 22+ years | Coronary artery bypass grafting, Heart Valve Replacement | — | — | Joint Commission International | ||
| #3 | 4.2 / 5 (88) | Jelenia Góra, Poland | — | — | Coronary angiography, Heart Valve Replacement | — | — | International Organization for Standardization, Polish Association of Medical Tourism | |
| #4 | 4.6 / 5 (539) | Istanbul, Turkey | — | — | Coronary stenting, Open heart surgery | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #5 | 4.6 / 5 (427) | Istanbul, Turkey | 21+ years | Installing heart pacemaker, Coronary artery bypass grafting | — | — | International Organization for Standardization, Joint Commission International | ||
| #6 | 4.7 / 5 (156) | Vilnius, Lithuania | — | — | Installing heart pacemaker, Radiofrequency ablation with 3D mapping | — | — | Joint Commission International | |
| #7 | 4.6 / 5 (175) | Vienna, Austria | — | — | Consultation with a cardiologist | — | — | World's Best Hospitals 2021 by Newsweek, International Organization for Standardization | |
| #8 | 4.1 / 5 (3) | Beijing, China | — | 9,000+ treatments | Consultation with a cardiologist | — | — | Joint Commission International | |
| #9 | 4.7 / 5 (161) | Istanbul, Turkey | — | — | Coronary artery bypass grafting, Coronary angiography | — | — | International Organization for Standardization, Joint Commission International | |
| #10 | 5.0 / 5 (2) | Bangkok, Thailand | — | — | Enhanced External Counterpulsation (EECP), Resveratrol IV Therapy | — | — | ISO 9001:2015 Quality management systems |