||Dr. Grunhaus earned his medical degree from the University of Costa Rica before completing a fellowship in urology at the Mayo Clinic in the United States. He returned to Costa Rica to pursue further education specializing in urology through the Colegio de Médicos y Cirujanos de Costa Rica. After completing his education, Dr. Grunhaus worked as a doctor for the Caja Costarricense del Seguro Social. Before beginning to work at CIMA San Jose, he served as the Chief of Service at the Hospital de Alajuela.