| Turkey | Austria | Spain | |
| Stem cell therapy for chronic pain | from $6,500 | from $13,000 | from $12,000 |
| Spinal cord stimulator (SCS) | from $16,000 | from $32,000 | from $15,000 |
| Microcurrent Therapy | from $750 | - | - |
Dr. Oriol Franch heads the neurology departments at two major hospitals in Madrid. He is a specialist in complex diagnostic cases and second medical opinions. Dr. Franch focuses on neuro-ophthalmology, movement disorders, and rare neurogenetic conditions. He works at the JCI-accredited Hospital Ruber Internacional, ranked among Spain's top six hospitals.
Head of Neurology at Quironsalud Madrid with 100+ clinical trials led – Dr. Arroyo specializes in chronic pain research and treatment.
Dr. Niko Mihic is the Chief of the Executive Health Program at Hospital Universitario HM Sanchinarro. He serves as a medical advisor for the European Space Agency (ESA). Dr. Mihic is also the national consulting physician for Air France and KLM in Spain. He treats patients at his private office and holds a teaching post at St. Pablo CEU Medical School.