| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.9 / 5 | Patras, Greece | 21+ years6,000+ treatments | Ulnar Nerve Decompression | Endoscopic minimally invasive decompression with same-day discharge | — | American Academy of Orthopaedic Surgeons, ISO 9001:2015 Quality management systems | ||
| #2 | 4.5 / 5 (2) | Warsaw, Poland | 19+ years | Ulnar Nerve Decompression, Ultrasound | Post-traumatic ulnar nerve injuries | — | Given to the doctor International Society of Aesthetic Plastic Surgery (ISAPS) Сertificate | ||
| #3 | 5.0 / 5 (5) | Bucharest, Romania | — | — | Consultation with an orthopaedist, Lab tests | — | — | Bariatric Surgery Center of Excellence, Joint Commission International | |
| #4 | 4.2 / 5 | Vienna, Austria | — | — | Ulnar Nerve Decompression | — | Surgeon specialized in hand surgery plans incisions for small, inconspicuous scars. Rated 4.95/5 by verified patients; four doctors ranked among Austria's most popular. | — | |
| #5 | 5.0 / 5 | Ankara, Turkey | — | — | Ulnar Nerve Decompression | — | — | — |