| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (436 reviews) | Barcelona, Spain | 46+ years23,000+ treatments | Stomach resection | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 3.8 / 5 (6 reviews) | Madrid, Spain | 19+ years | Stomach resection | — | — | World's Best Hospitals 2021 by Newsweek | ||
| #3 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 29+ years | Stomach resection | — | — | Joint Commission International | ||
| #4 | 5.0 / 5 (6 reviews) | Pamplona, Spain | 64+ years | Stomach resection | — | — | Joint Commission International , European Society for Medical Oncology | ||
| #5 | 4.6 / 5 (5 reviews) | Barcelona, Spain | 36+ years | Stomach resection | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |