| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (243) | Istanbul, Turkey | 22+ years | CT coronary angiography, Doppler sonography (ultrasonography, duplex angioscanning) vessels | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #2 | 5.0 / 5 (1) | Bangkok, Thailand | — | — | Coronary angiography, Echocardiography | — | — | Global Healthcare Accreditation Program | |
| #3 | 4.8 / 5 (7) | Istanbul, Turkey | — | — | Coronary angioplasty | — | — | — | |
| #4 | 4.7 / 5 (148) | Vilnius, Lithuania | — | — | Consultation with a cardiologist, Paediatric Check-Up | — | — | Joint Commission International | |
| #5 | 4.6 / 5 (174) | Vienna, Austria | 25+ years | Coronary angioplasty | — | — | World's Best Hospitals 2021 by Newsweek, International Organization for Standardization | ||
| #6 | 4.7 / 5 (487) | Barcelona, Spain | — | 23,000+ treatments | Coronary angioplasty, coronary stenting | Complex cardiac cases | Clinic is JCI accredited with a hybrid operating theatre and renowned cardiac specialists. Over 1,100,000 patients treated, ensuring extensive experience in coronary interventions. | Joint Commission International , European Foundation for Quality Management | |
| #7 | — / 5 | Santo Domingo, Dominican Republic | — | 170+ treatments | Coronary angioplasty | — | — | — | |
| #8 | 5.0 / 5 | Si Racha District, Thailand | — | — | Coronary angioplasty | — | — | — | |
| #9 | 5.0 / 5 (2) | Bangkok, Thailand | 41+ years | CT (computer tomography), Lab tests | — | — | ISO 9001:2015 Quality management systems | ||
| #10 | 4.6 / 5 (536) | Istanbul, Turkey | 33+ years | CT of the paranasal sinuses, Comprehensive cardiovascular diagnosis | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) |