| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | MRI of one area, Brain MRI | — | — | World's Best Hospitals 2021 by Newsweek | ||
| #2 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | Biochemical blood analysis, Online Consultation with Oncologist | — | — | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate | |
| #3 | 5.0 / 5 (0 reviews) | Madrid, Spain | — | — | Removal of colon cancer | — | — | ISO 45001 (Occupational Health and Safety Management), World's Best Smart Hospitals 2023 by Newsweek |