| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (441 reviews) | Barcelona, Spain | 35+ years23,000+ treatments | Pediatric mitral valve replacement, minimally invasive cardiac surgery | Congenital heart disorders in children | Dr. Raul Felipe Abella's team has a 98.2% postoperative survival rate and performed over 5,000 cardiac operations. Clinic is JCI accredited with specialized pediatric care. | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.6 / 5 (127 reviews) | Antalya , Turkey | — | — | Angiography, Ultrasound | — | — | Joint Commission International | |
| #3 | 4.9 / 5 (46 reviews) | Milan, Italy | — | 8,000+ treatments | ECG, Doppler sonography (ultrasonography, duplex angioscanning) vessels | — | — | Scientific Institute for Research and Healthcare Accrediatation, World's Best Hospitals 2021 by Newsweek | |
| #4 | 4.7 / 5 (135 reviews) | Istanbul, Turkey | — | — | CT (computer tomography), Ultrasound | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.9 / 5 (54 reviews) | Istanbul, Turkey | 36+ years | Paediatric Check-Up, Lab tests | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | ||
| #6 | 4.6 / 5 (66 reviews) | Milan, Italy | — | 8,000+ treatments | Pediatric mitral valve replacement | Complex pediatric heart conditions | Specializes in cardiovascular surgery with 1,400 annual heart operations. Uses minimally invasive techniques for valve repair and replacement. Part of a leading Italian hospital network. | Scientific Institute for Research and Healthcare Accrediatation, World's Best Hospitals 2021 by Newsweek | |
| #7 | 4.7 / 5 (360 reviews) | Istanbul, Turkey | 41+ years | Pediatric Mitral Valve Replacement, ECG | — | — | International Organization for Standardization, Joint Commission International | ||
| #8 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | — | — | Mitral valve repair with prosthetic ring, mitral valve replacement with mechanical valve, cardiopulmonary bypass | Complex pediatric cardiac cases | Chief pediatric cardiovascular surgeon has performed 1,100+ procedures. JCI-accredited facility with 99%+ success rates in pediatric organ transplants. Offers comprehensive diagnosis and ICU care post-surgery. | Joint Commission International | |
| #9 | 4.5 / 5 (0 reviews) | Madrid, Spain | — | — | Pediatric Mitral Valve Replacement | — | — | Joint Commission International , International Organization for Standardization | |
| #10 | 4.4 / 5 (0 reviews) | Republic of Cyprus, Cyprus | — | — | Pediatric Mitral Valve Replacement | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, CHKS (Caspe Healthcare Knowledge Systems) |