| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | — | Cardiac surgery, arrhythmia treatment | Complex atrial fibrillation cases | Leading cardiac surgery center in Spain with dedicated arrhythmia specialists. JCI accredited hospital with experience treating 700,000+ patients. | Joint Commission International , European Society for Medical Oncology |