Dr. Xavier Sánchez Flores began his medical career at the Medical Sciences Campus. He then completed a fellowship in Pediatrics at Penn State Children's Hospital. Due to his interest in dermatology, he returned to Puerto Rico where he completed his residency in Dermatology at the Medical Sciences Campus, where he served as Chief Resident. Because of his passion for Dermatology and Pediatrics, he completed a fellowship in Pediatric Dermatology at Harvard Boston Children's Hospital.