| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (66) | Solingen, Germany | — | — | Radiofrequency ablation, CyberKnife for brain tumor | — | — | Best doctor for herniated disc treatment, German Cancer Society | |
| #2 | 5.0 / 5 (3) | Cologne, Germany | — | — | Radiation therapy for colorectal cancer, Radiotherapy for uterine cancer | — | — | — | |
| #3 | 4.5 / 5 (57) | Frankfurt am Main, Germany | 26+ years | Immunotherapy for breast cancer, Hyperthermic Intraperitoneal Chemotherapy (HIPEC) | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking |