| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (66) | Solingen, Germany | — | — | CyberKnife for brain tumor, Radiotherapy for uterine cancer | — | — | Best doctor for herniated disc treatment, German Cancer Society | |
| #2 | 4.5 / 5 (57) | Frankfurt am Main, Germany | — | — | Immunotherapy for breast cancer, Hyperthermic Intraperitoneal Chemotherapy (HIPEC) | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking | |
| #3 | 5.0 / 5 (5) | Duisburg, Germany | — | — | Therapy with radioactive iodine in thyroid cancer, Removal of colon cancer | — | — | German Cancer Society, Cooperation for transparency and quality in the health service | |
| #4 | 3.5 / 5 | Solingen, Germany | — | — | Chemotherapy | — | — | — | |
| #5 | 4.7 / 5 (17) | Berlin, Germany | — | — | CyberKnife for lung cancer, CyberKnife | — | — | International Organization for Standardization | |
| #6 | 2.9 / 5 | Bremen, Germany | — | — | Brachytherapy, Stomach cancer surgery | — | — | Cooperation for transparency and quality in the health service , TOP German hospital according to 2019 Focus ranking |