| #1 | | | Hamburg, Germany | | 29+ years | Strabismus surgery, pre-operative strabismus angle measurements, ophthalmoscopy, tonometry, gonioscopy, fundoscopy | Complex or recurrent strabismus cases | Offers specialized strabismus surgery with precise pre-operative measurements. The ophthalmology department is led by a chief physician with extensive experience, and the clinic is recognized in Germany for its eye treatments. | International Organization for Standardization, Medical Travel Quality Alliance |
| #2 | | | Duisburg, Germany | | 114+ years | Slit lamp examination, Visual acuity test | — | — | German Cancer Society, Cooperation for transparency and quality in the health service |
| #3 | | | Hamburg, Germany | | — | — | — | — | International Organization for Standardization, CERTKOM certificate for qualified pain therapy |
| #4 | | | Hamburg, Germany | | 55+ years | — | — | — | World's Best Hospitals 2021 by Newsweek |
| #5 | | | Berlin, Germany | | 316+ years | — | — | — | German Cancer Society, TOP German hospital according to 2019 Focus ranking |
| #6 | | | Aachen, Germany | | 60+ years | — | — | — | World's Best Hospitals 2022 by Newsweek |
| #7 | | | Magdeburg, Germany | | — | — | — | — | — |
| #8 | | | Hamburg, Germany | | 20+ years | — | — | — | — |
| #9 | | | Frankfurt am Main, Germany | | 247+ years | — | — | — | — |
| #10 | | | Frankfurt am Main, Germany | | 168+ years | — | — | — | — |