| 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 | 46+ years23,000+ treatments | Gastric sleeve surgery, gastric bypass, gastric band, bariatric surgery | Patients seeking minimally invasive obesity surgery | Led by Dr. Carlos Ballesta López, a pioneer in laparoscopic surgery with 12,000+ procedures performed. JCI-accredited clinic with advanced surgical options. | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | Gastric bypass | — | — | World's Best Hospitals 2021 by Newsweek | ||
| #3 | 4.4 / 5 (6 reviews) | Barcelona, Spain | — | — | Biliopancreatic diversion, gastric sleeve procedure, LESS laparoscopic technique, robotic surgery (Da Vinci) | Complex obesity cases requiring surgical intervention | Offers advanced bariatric surgery techniques including robotic and single-incision approaches. Part of Spain's largest medical group with specialized gastrointestinal surgeons. | Joint Commission International | |
| #4 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | — | — | — | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate | |
| #5 | 2.5 / 5 (0 reviews) | Madrid, Spain | 27+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT | ||
| #6 | 4.0 / 5 (0 reviews) | Barcelona, Spain | — | — | Gastric sleeve surgery (Sleeve gastrectomy), Gastric bypass | — | — | — | |
| #7 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | Consultation and individualized treatment planning | Obesity treatment with specialized care | JCI-accredited center with a dedicated Obesity Therapy Department led by a specialist in endocrinology and nutrition. Recognized as Spain's top private hospital. | Joint Commission International , European Society for Medical Oncology | ||
| #8 | 4.6 / 5 (5 reviews) | Barcelona, Spain | 38+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT | ||
| #9 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | — | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #10 | 4.4 / 5 (5 reviews) | Marbella, Spain | — | — | — | — | Joint Commission International |