| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (438 reviews) | Barcelona, Spain | — | 23,000+ treatments | Interventricular septal defect surgery, minimally invasive cardiac surgery, open heart surgery | Complex congenital heart defects | JCI-accredited center with leading cardiac surgeons who have performed over 900 procedures. Offers comprehensive surgical treatments including minimally invasive options. | Joint Commission International , European Foundation for Quality Management | |
| #2 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | — | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #3 | 4.4 / 5 (6 reviews) | Barcelona, Spain | — | — | Interventricular septal defect surgery | Pediatric cardiac surgery | Specializes in congenital cardiovascular defects with a leading pediatric cardiac surgeon. Hospital has JCI accreditation and advanced cardiac care facilities. | Joint Commission International | |
| #4 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | — | Interventricular septal defect surgery | Complex cardiac defects | JCI-accredited cardiac surgery center with pioneering techniques. Performed Spain's first heart-lung transplant in 1985. | Joint Commission International , European Society for Medical Oncology | |
| #5 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | Robot-assisted electrophysiological heart examination, cardiac rehabilitation | Complex cardiovascular cases | Specializes in cardiovascular diseases with advanced robotic technology. Serves 12,000+ outpatients annually, ensuring extensive experience in cardiac care. | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate |