Dr. Sari Bar is a board certified Developmental-Behavioral Pediatrician and Assistant Professor in Pediatrics at UT Southwestern. She obtained her undergraduate degree in psychology with a minor in biology from The University of Texas at Austin. She then received her medical degree from Kansas City University of Medicine and Biosciences and continued her pediatric residency and fellowship training in Developmental-Behavioral Pediatrics at Hofstra-Northwell School of Medicine at Cohen Children’s Medical Center in New York. In 2017, Dr. Bar moved back to her native state of Texas and joined the Division of Developmental-Behavioral Pediatrics. Dr. Bar serves as the Medical Director of both the Developmental-Behavioral Pediatrics clinic and the Down syndrome clinic at Children’s Health in Dallas. She is also the Fellowship Director for the Developmental-Behavioral Pediatrics Fellowship at UT Southwestern Medical Center.

Dr. Bar’s clinical work entails assessment of children with a variety of medical, behavioral and neurodevelopmental conditions. Her specific clinical and research interests are in the diagnosis and management of complex ADHD, high-risk newborn follow up, and behavioral assessment of children with medical complexities.


Medical School
Kansas City University of Medicine and Bioscience College of Osteopathic Medicine (2011)
Hofstra Northwell School of Medicine at Cohen Children's Medical Center Program (2014), Pediatrics
Hofstra Northwell School of Medicine at Cohen Children's Medical Center Program (2017), Pediatric Behavioral & Developmental

Research Interest

  • Complex ADHD
  • Down syndrome
  • High risk newborn follow up and outcomes
  • Neurodevelopmental and behavioral disorders


Featured Publications LegendFeatured Publications

Quality of Life Among Caregivers of Children with Autism Spectrum Disorder and Attention Deficit Hyperactivity Disorder: A Cross Sectional Study.
Bar S, Stephens SB, Mathew MS, Messiah SE, Edgar VB, J Autism Dev Disord 2023 Sep
Relationship between parent perception of child anthropometric phenotype and body mass index change among children with developmental disabilities.
Xie LY, Atem FD, Bar S, Mathew MS, Lebron C, Chang C, Natale R, Messiah SE, World J Pediatr 2021 Apr 17 2 210-214
The Impact of Developmental Behavioral Pediatrics in a Population of Children with Down Syndrome.
Shaw D, Bar S, Champion JD, J Pediatr Nurs 2021 57 38-42
Variation in Neonate Swaddling Techniques.
Fletcher L, Pham T, Bar S, Li D, Spinazzola R, Papaioannou H, Milanaik R Adv Neonatal Care 2018 Aug 18 4 302-306
Long-term neurodevelopmental benefits of breastfeeding.
Bar S, Milanaik R, Adesman A Curr. Opin. Pediatr. 2016 Aug 28 4 559-66

Honors & Awards

  • American Academy of Pediatrics Council on School Health Best Abstract Prize
  • Northwell Health Annual Academic Competition
  • Mary Colleen Alderman Clinical Excellence Award in Pediatrics
  • Mary Colleen Alderman Pediatrics Award
  • The Sparks Osteopathic Foundation Scholarship
  • The Texas Alamo Scholarship

Professional Associations/Affiliations

  • American Academy of Pediatrics
  • Down Syndrome Medical Interest Group (DSMIG)-USA
  • Society for Developmental and Behavioral Pediatrics
  • Texas Pediatric Society