About / Overview
Olivia M. Demario, PsyD, is a licensed clinical psychologist specializing in the assessment and treatment of neurodevelopmental disorders in children. Originally from the Atlanta area, Dr. Demario earned her Bachelor of Science in Psychology from the University of Georgia and her Doctor of Clinical Psychology degree from Mercer University. She completed an APA-accredited doctoral internship through Children's Healthcare of Atlanta in partnership with the Emory University School of Medicine, followed by advanced postdoctoral training at the Chattanooga Autism Center.
Dr. Demario's clinical expertise includes the diagnosis of autism spectrum disorder and other neurodevelopmental conditions, evidence-based behavioral interventions, and caregiver training to support children across home, school, and community settings. She is passionate about working collaboratively with families and multidisciplinary care teams to help children reach their full potential. As part of the Erlanger team, she partners closely with pediatric subspecialists to provide integrated behavioral healthcare for children and adolescents.
Dr. Demario relocated to Chattanooga in 2024 with her husband, Ryan, a Chattanooga native. Outside of work, she enjoys attending local workout classes, cheering on the Georgia Bulldogs with her fellow UGA alumnus husband, and spending time on the Northshore with their Vizsla, Savannah.
Education / Credentials
Doctor of Clinical Psychology
Mercer University
Post Doctoral Training
Chattanooga Autism Center
APA Accredited Doctoral Internship
Emory University / Children's Healthcare of Atlanta - Marcus Autism Center
Locations
Kennedy Outpatient Center 
900 E 3rd Street, Chattanooga, TN 37403
