| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.8 / 5 (6) | Seoul, Republic of Korea | — | 32,000+ treatments | Ultrasound, Heart сheck up | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #2 | 4.5 / 5 (7) | Seoul, Republic of Korea | — | 65,000+ treatments | Angioplasty, Heart сheck up | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | |
| #3 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | — | Angioplasty | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #4 | 5.0 / 5 (1) | Seoul, Republic of Korea | — | — | Consultation with a cardiologist, Consultation with a heart surgeon | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek | |
| #5 | — / 5 | Incheon, Republic of Korea | — | — | Ultrasound, Ultrasound of carotid arteries | — | — | Advanced Regenerative Medicine Implementation Institution (Ministry of Health and Welfare, Republic of Korea), Korean Institute for Healthcare Accreditation |