| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.4 / 5 | Vienna, Austria | — | — | Complex diagnostics of Parkinson's disease | — | — | — | |
| #2 | — / 5 | Vienna, Austria | — | — | Complex diagnostics of Parkinson's disease | — | — | — |