| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (154 reviews) | Vienna, Austria | — | — | Cardiac procedures, intensive care | International patients needing cardiac care | Leading private hospital in Vienna with 95% treatment success rate. Features state-of-the-art technology for cardiac procedures and multilingual staff. ISO 9001 certified for quality management. | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | |
| #2 | 3.8 / 5 (8 reviews) | Vienna, Austria | — | — | Heart Surgery | — | — | — | |
| #3 | 4.3 / 5 (20 reviews) | Vienna, Austria | — | — | Cardiac surgery for adults and children, patient safety protocols | Adult and pediatric heart surgery | JCI-accredited with complication rates below nominal values in cardiac procedures. Dedicated cardiac surgery team focused on patient safety and individual care. | International Organization for Standardization | |
| #4 | 4.5 / 5 (19 reviews) | Vienna, Austria | 33+ years | Heart valve replacement, coronary artery bypass grafting, installing heart pacemaker, open heart surgery, replacement of the aortic valve | Complex heart surgeries with minimally invasive approaches | Performs heart surgeries in hybrid operating theaters with real-time MRI/CT imaging. Doctors trained at Stanford and Mount Sinai Hospital. Specializes in minimally invasive techniques. | International Organization for Standardization | ||
| #5 | 4.4 / 5 (0 reviews) | Graz, Austria | — | — | Cardiac diagnostics, echocardiography, computed tomography angiography, intensive post-operative care | Comprehensive cardiac diagnostic and surgical care | Features dedicated cardiac diagnostic facilities including MRI and CT angiography. Modern operation rooms and intensive care units specifically equipped for cardiac procedures. Part of established Sanlas medical group. | International Organization for Standardization | |
| #6 | 4.8 / 5 (0 reviews) | Kufstein, Austria | — | — | Heart Surgery | — | — | — |