Marissa has a Bachelor of Science in Biology and a Bachelor of Arts in Spanish from Georgia College and State University and an MPH in Epidemiology from Georgia State University. While attending Georgia State, Marissa worked as a graduate research assistant at the Mark Chaffin Center for Healthy Development and part time as a research analyst with Georgia Center for Oncology Research and Education (CORE). She joined PRISM Health in 2018 and is supporting iTech and other PRISM Health projects.