| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (440 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 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 38+ years | Consultation with an oncologist, PET/CT | — | — | Joint Commission International | ||
| #3 | 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 |