| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.8 / 5 (164 reviews) | Istanbul, Turkey | 37+ years | Thyroidectomy, Metabolic surgery | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | ||
| #2 | 5.0 / 5 (0 reviews) | Thessaloniki, Greece | — | — | Thyroid imaging | — | — | Patient choice in Rehabilitation, International Health Tourism Authorization Certificate | |
| #3 | 5.0 / 5 (2 reviews) | Haifa, Israel | — | — | Radioiodine therapy | — | — | Joint Commission International , World's Best Hospitals 2021 by Newsweek | |
| #4 | 4.0 / 5 (1 review) | Hamburg, Germany | — | — | Thyroid imaging | — | — | World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.6 / 5 (127 reviews) | Bangkok, Thailand | — | — | Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #6 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | 17+ years | Thyroidectomy | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #7 | 4.8 / 5 (6 reviews) | Seoul, Republic of Korea | — | 32,000+ treatments | Thyroidectomy | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #8 | 4.5 / 5 (7 reviews) | Seoul, Republic of Korea | — | 65,000+ treatments | Thyroid imaging | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | |
| #9 | 4.0 / 5 (3 reviews) | Seoul, Republic of Korea | — | — | Thyroid imaging | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #10 | 3.0 / 5 (2 reviews) | Dubai, United Arab Emirates | — | — | Thyroid imaging | — | — | Joint Commission International , Accreditation Canada Diamond Status Level |