Clinica Universidad de Navarra is Spain's top private hospital with JCI accreditation. The neurosurgery team specializes in meningioma treatment. Dr. Ricardo Díez Valle, a neurosurgeon with expertise in brain tumors, leads treatment. Costs typically range from around $11,600 to $19,100. The hospital has treated over 700,000 patients from 70 countries and is recognized for high success rates in complex oncology cases.