| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (0 reviews) | Seoul, Republic of Korea | — | — | Slit lamp examination | — | — | Korean Institute for Healthcare Accreditation | |
| #2 | 5.0 / 5 (2 reviews) | Istanbul, Turkey | — | — | Vitrectomy | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | |
| #3 | 4.2 / 5 (31 reviews) | Mexicali, Mexico | — | — | Minimally invasive fusion surgery, Herniated disc surgery | — | — | Consejo de Salubridad General, Consejo Mexicano de Oftalmología | |
| #4 | 4.8 / 5 (164 reviews) | Istanbul, Turkey | — | — | Surgical treatment of epilepsy, Anterior Cervical Discectomy and Fusion | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #5 | 4.7 / 5 (61 reviews) | Solingen, Germany | — | — | CyberKnife, Laser eye surgery | — | — | Best doctor for herniated disc treatment, German Cancer Society | |
| #6 | 5.0 / 5 (1 review) | Bangkok, Thailand | — | — | Cataract surgery with IOL replacement, Cataract surgery (one eye) | — | — | ISO 9001:2015 Quality management systems | |
| #7 | 4.6 / 5 (130 reviews) | Hamburg, Germany | — | — | Gamma Knife for brain tumor, Laser eye surgery | — | — | International Organization for Standardization, Medical Travel Quality Alliance | |
| #8 | 4.4 / 5 (7 reviews) | Busan, Republic of Korea | — | — | LASIK eye surgery, Retinal detachment surgery | — | — | — | |
| #9 | 4.7 / 5 (7 reviews) | Hamburg, Germany | — | — | ReLEx SMILE eye surgery | — | — | International Organization for Standardization, CERTKOM certificate for qualified pain therapy | |
| #10 | 4.0 / 5 (1 review) | Hamburg, Germany | — | — | Slit lamp examination | — | — | World's Best Hospitals 2021 by Newsweek |