| 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 | — | 23,000+ treatments | Bacillus Calmette-Guérin (BCG) therapy, immunotherapy with Keytruda (Pembolizumab), transurethral resection of bladder tumor (TURBT), intravesical therapy, radical or partial cystectomy | Non-muscle invasive bladder cancer | Offers specialized treatments like BCG therapy and Keytruda immunotherapy. Clinics accredited by JCI and EFQM, with over 1,100,000 patients treated. Highly recommended by 94% of patients. | Joint Commission International , European Foundation for Quality Management | |
| #2 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | PET/CT | — | — | World's Best Hospitals 2021 by Newsweek | ||
| #3 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 38+ years | Consultation with an oncologist, PET/CT | — | — | Joint Commission International | ||
| #4 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | Consultation with an oncologist | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #5 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | Immunotherapy with Keytruda (Pembrolizumab), targeted therapy, nuclear medicine | Advanced bladder cancer cases | Offers immunotherapy with Keytruda for advanced cases. Part of HM Cancer Center with advanced equipment like Da Vinci Xi and Novalis linear accelerators. Recognized with Madrid Health Award. | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate | |
| #6 | 2.5 / 5 (0 reviews) | Madrid, Spain | 26+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT | ||
| #7 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | — | Bacillus Calmette-Guérin (BCG) therapy | Bladder cancer patients | JCI-accredited hospital with specialized oncology department. Offers BCG therapy for bladder cancer treatment. | Joint Commission International , European Society for Medical Oncology | |
| #8 | 4.0 / 5 (0 reviews) | Madrid, Spain | — | — | Chemotherapy for gallbladder cancer, Immunotherapy with Keytruda (Pembolizumab) | — | — | — |