Dr. Mariana Marrero-Castillo is an internal medicine provider at our Brighton Park health center. Before joining Esperanza, she completed her residency in Michigan at St. Joseph Mercy Oakland Hospital while she worked as a chief resident at St. Mary Mercy Livonia Hospital. Dr. Marrero-Castillo had the opportunity to work at Federally Qualified Health Center during her residency, which drew her to Esperanza. She completed medical school at Universidad de Oriente in Anzoátegui, Venezuela. In her spare time, she enjoys traveling, spending time with friends, and trying new restaurants.