| 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 | 34+ years23,000+ treatments | — | — | — | 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 | — | — | — | — | — | Joint Commission International | |
| #4 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | — | Cardiac surgery, HeartPort technique, minimally invasive procedures | Complex cardiac conditions | Performed Spain's first heart-lung transplant. Uses HeartPort technique for reduced recovery time. JCI-accredited for quality and safety. | Joint Commission International , European Society for Medical Oncology | |
| #5 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | — | — | — | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate |