In Dr. Hernandez-Peraza's practice, she is particularly interested in neuromyelitis optica and multiple sclerosis (MS). Humana HMO, Humana Bronze, and Humana Catastrophic are among the insurance carriers that Dr. Hernandez-Peraza honors. She attended Central University of the Caribbean School of Medicine and subsequently trained at a hospital affiliated with Northwestern University for residency. Dr. Hernandez-Peraza is conversant in Spanish. She is affiliated with the University of Illinois Hospital & Health Sciences System (UI Health).