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Developmental/Behavioral Pediatric Medicine

Developmental/Behavioral Medical Care Providers

Dr. Anna Hickey Anna Hickey, PhD, ABPP

Dr. Hickey earned her PhD in School Psychology from Illinois State University in Bloomington, Illinois. Her practicum and internship experiences focused on school-based mental health services and developmental disabilities, particularly Autism Spectrum Disorders. She is currently a Licensed Clinical Psychologist and is also licensed as a school psychologist by the Illinois State Board of Education. She is board certified in Clinical Child and Adolescent Psychology. Dr. Hickey’s role in the Division of Developmental/Behavioral Pediatrics includes conducting initial clinical interviews and diagnostic evaluations, psychological and developmental testing, individual therapy, and consultation with parents, medical professionals, and schools. Dr. Hickey supervises advanced doctoral practicum students and doctoral interns in school psychology; these students and interns provide added diagnostic and therapeutic supports for many of our patients, allowing us to serve a broad range of patients with varying insurance coverage.

Amelia Mathews, MD

Dr. Mathews is an Assistant Professor of Clinical Pediatrics at SIU School of Medicine. She earned her medical degree at Cebu Institute of Medicine in the Philippines and completed her pediatric residency at University of Medicine and Dentistry in Newark, New Jersey. She is a board certified pediatrician and works with the Division team in the evaluation and management of children with ADHD, developmental delays, and Autism Spectrum Disorder.

Janet Patterson, MD

Dr. Patterson is board certified in General Pediatrics and Developmental and Behavioral Pediatrics. She provides evaluations and ongoing care coordination for children with developmental and behavioral challenges and participates in interdisciplinary diagnostic clinics evaluating children with complex diagnostic challenges, and those suspected of Autism Spectrum Disorder (ASD).  Dr. Patterson’s current areas of interest include the use of interdisciplinary approaches in the diagnosis and evidence-based therapeutic supports for children with ASD, as well as the education of therapists, pediatric residents and practicing physicians regarding the diagnosis and management of children with complex developmental and behavioral challenges. 







Amanda Armstrong, LCPC

Amanda Armstrong is a Licensed Clinical Professional Counselor with the Pediatric Division of Developmental/Behavioral Medicine. She provides individual therapy and consultation with parents, medical professionals, and schools.  Ms. Armstrong earned her Bachelor of Science in Psychology at Illinois College in Jacksonville, Illinois, and her Master of Clinical Psychology degree at The School of Professional Psychology at Forest Institute in St. Louis Missouri.  Her academic interests include anxiety, depression, ADHD, and grief.

Stephen Beard, MS

Mr. Beard is a doctoral intern in school psychology through the Illinois School Psychology Internship Consortium. He spends two days per week in SIU Pediatrics and three days per week in District 186 schools. Mr. Beard has experience working with youth with ADHD, learning disabilities, and other emotional and behavioral challenges, and he also provides services to address the full range of developmental, social, emotional, and behavioral concerns. He is especially interested in integrated mental health care, systems level supports for youth, and advocacy/public policy.

Rachel Hoselton, NPRachel Hoselton, ANP

Ms. Hosleton is a certified pediatric nurse practitioner with the division of Developmental/Behavioral Pediatrics. She completed her Bachelor of Science in Nursing at the University of Missouri in Columbia, Missouri.  She then completed her Master of Science in Nursing, with honors, at the University of Illinois in Chicago, Illinois, where she was recognized as an American Red Cross Hero Nominee.

Jennifer Inness, LCSWJennifer Inness, LCSW

Ms. Inness is a licensed clinical social worker who earned her Master of Social Work from University of Southern California in Los Angeles, California. She has extensive experience as a child protection specialist with the Department of Children and Family Services, and as a Pediatric Counselor and Clinical Therapist.

Clinical and Research Interests

The Division of Developmental and Behavioral Medicine at SIU has clinical interests in autism spectrum disorders, developmental disabilities, attention-deficit/hyperactivity disorders, learning disorders, mood/anxiety disorders, and many other behavior problems. The division also boasts extensive research in neurodevelopmental outcomes for infants requiring neonatal intensive care, cross-discipline communication and collaboration, and evaluation of resident education.


Residents are involved in direct clinical care through SIU clinics and our satellelite clinics at Decatur Memorial Hospital and Easter Seals. They are also trained in developmental screening through our Developmental Continuity Clinic.