| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (23) | Seoul, Republic of Korea | 45,000+ treatments | Thyroid resection , Extended analysis of blood | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #2 | 3.6 / 5 | Goyang, Republic of Korea | — | — | PET/CT, CT (computer tomography) | Robotic thyroid surgery with minimal scarring | Dedicated Thyroid Center offers complete diagnosis-to-treatment care, including robotic surgery with the da Vinci Xi and nonsurgical options, backed by advanced imaging and biopsy. | Advanced Regenerative Medicine Implementation Institution (Ministry of Health and Welfare, Republic of Korea) | |
| #3 | 5.0 / 5 (9) | Seoul, Republic of Korea | 47+ years | Thyroid resection , Chemotherapy for breast cancer | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #4 | 4.9 / 5 (7) | Seoul, Republic of Korea | 39+ years32,000+ treatments | Thyroidectomy, PET/CT | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | ||
| #5 | 4.8 / 5 (5) | Incheon, Republic of Korea | — | — | Thyroid resection , CT (computer tomography) | — | — | World's Best Hospitals 2021 by Newsweek | |
| #6 | 4.5 / 5 (7) | Seoul, Republic of Korea | 65,000+ treatments | Thyroid resection | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #7 | 3.5 / 5 (4) | Seoul, Republic of Korea | — | — | — | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #8 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | Thyroidectomy, Radioiodine therapy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #9 | 5.0 / 5 (2) | Seoul, Republic of Korea | — | — | Radioiodine therapy, Consultation with an oncologist | — | — | World's Best Hospitals 2021 by Newsweek | |
| #10 | 5.0 / 5 (1) | Seoul, Republic of Korea | — | Thyroidectomy, Consultation with an oncologist | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek |