| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (3) | Madrid, Spain | — | — | — | — | — | Joint Commission International , International Organization for Standardization | |
| #2 | 4.7 / 5 | Madrid, Spain | — | — | Parathyroidectomy, minimally invasive incision, outpatient procedure, PTeye, sestamibi parathyroid scan | Same-day parathyroidectomy with gland-sparing technology | PTeye autofluorescence identifies parathyroid glands in real time during surgery, reducing risk. Same-day discharge via small incision with aesthetic sutures. | — |