| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 | Greece, Greece | 21+ years | Therapeutic endoscopy, gastroscopy, biopsy | Painless gastroscopy with biopsy and on-site lab work | Biopsies taken during gastroscopy are tested in-house with histology, biochemistry and PCR. Dedicated endoscopy service; endoscopist completed US specialization. | ISO 9001:2015 Quality management systems |