| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 3.9 / 5 (0 reviews) | Berlin, Germany | — | 5,000+ treatments | Atrial septal defect surgery | — | — | World's Best Smart Hospitals 2023 by Newsweek, World's Best Specialized Hospitals 2022 by Newsweek | |
| #2 | 4.3 / 5 (37 reviews) | Bremen, Germany | — | — | Atrial septal defect surgery, Paediatric Check-Up | — | — | International Organization for Standardization, TOP German hospital according to 2019 Focus ranking | |
| #3 | 3.3 / 5 (0 reviews) | Bremen, Germany | — | — | Consultation with a heart surgeon, Consultation with a cardiologist | — | — | World's Best Hospitals 2021 by Newsweek |