| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 3.3 / 5 (3) | Berlin, Germany | — | — | — | — | — | German Cancer Society, TOP German hospital according to 2019 Focus ranking | |
| #2 | 4.2 / 5 | Berlin, Germany | — | 900+ treatments | — | — | — | — | |
| #3 | 3.0 / 5 | Berlin, Germany | — | — | — | — | — | — | |
| #4 | 4.1 / 5 | Berlin, Germany | — | — | — | — | — | — | |
| #5 | 5.0 / 5 | Berlin, Germany | 20+ years | IMRT, image-guided radiotherapy, postoperative radiotherapy, partial breast irradiation, deep inspiration breath hold, adaptive planning | Partial breast irradiation instead of whole-breast radiotherapy | Breast radiotherapy on a Varian Halcyon with daily image-guided IMRT and adaptive planning; breath-hold monitoring halts treatment if breathing shifts, protecting heart and lungs. | — |