Barbara H Chaiyachati, MD, PhD
Assistant Professor of Pediatrics (General Pediatrics) at the Children's Hospital of Philadelphia
Researcher, Lifespan Brain Institute, Children's Hospital of Philadelphia
Affiliate Member, Institute for Translational Medicine and Therapeutics, University of Pennsylvania School of Medicine
Attending Physician, Division of General Pediatrics, Children's Hospital of Philadelphia
Core Faculty, Clinical Futures, Children's Hospital of Philadelphia
Core Faculty, PolicyLab, Children's Hospital of Philadelphia
Senior Fellow, Leonard Davis Institute of Health Economics, University of Pennsylvania School of Medicine
Member, Provider Response Reserve Corps, Children's Hospital of Philadelphia
Department: Pediatrics
Contact information
Children's Hospital of Philadelphia
Department of General Pediatrics
3500 Civic Center Blvd
Philadelphia, PA
Department of General Pediatrics
3500 Civic Center Blvd
Philadelphia, PA
Education:
BA (Biology)
Macalester College, 2006.
PhD (Cell Biology)
Yale University, 2013.
MD
Yale University School of Medicine, 2015.
Permanent linkBA (Biology)
Macalester College, 2006.
PhD (Cell Biology)
Yale University, 2013.
MD
Yale University School of Medicine, 2015.
Selected Publications
Lang N, Catalano J, Xu J, White L, Mautone JA, Chaiyachati BH: PSC-17 Screening Results and Associated Behavioral Health Diagnoses within 9-Year Pediatric Well Visits. Pediatric Academic Societies (PAS) 2026 Meeting, Boston, Massachusetts April 2026 Notes: Poster.Joshi P, Hall M, Butler K, Chaiyachati BH, Gutman CK, Samuels-Kalow M, Stephens JR, Salhi RA : Consistency of Reported Race and Ethnicity Data Across Encounters at U.S. Children’s Hospitals. Society of Hospital Medicine 2026 Annual Conference, Nashville, TN. April 2026 Notes: Poster.
Wenger BM, Chang X, Mentch F, Chaiyachati BH, DeMauro S, Hakonarson H: Polygenic risk for autism spectrum disorder based on four groupcomparison across term and preterm birth. Pediatric Academic Societies (PAS) 2026 Meeting, Boston, Massachusetts April 2026 Notes: Oral Abstract.
Joshi P, Hall M, Butler K, Chaiyachati BH, Gutman CK, Samuels-Kalow M, Stephens J, Salhi RA: Stability of Race and Ethnicity Data in U.S. Children’s Hospitals: A Retrospective Cohort Study. Pediatric Academic Societies (PAS) 2026 Meeting, Boston, Massachusetts April 2026 Notes: Poster.
Chaiyachati B, Catalano J, Xu J, Moore TM, Barzilay R, Glessner J, Mentch FD, Gur RE, Hakonarson H: Epigenetic Age Acceleration in Adolescents after Individual and Neighborhood Adverse Exposures. Pediatric Academic Societies (PAS) 2026 Meeting, Boston, Massachusetts April 2026 Notes: Poster.
Poehlman J, Johnson EI, Ossorio PN, Highsmith K, Harden Jones B, Terplan M, Sanjuan PM, McKelvey L, Coles CD, Chaiyachati BH, Walker P, Shlafer R, Pritzl K, Krishnan CA, Averill S, Das S, Torres-Gomez S, Hillard F, Gannon B, Thompson W: Retaining infants and young children who experience transitions in care in longitudinal studies of child health and development: Considerations from the HEALthy Brain and Child Development study. Inf Mental Health J 47(1): e70057, Jan 2026.
Mandal AS, Dortschmidt L, Schabdach JM, Gardner M, Yerys BE, Bethlehem RAI, Sotardi S, Henry MK, Wood JN, Chaiyachati BH, Alexander-Bloch A,* Seidlitz J*: Reference Trajectories of Extra-Axial Cerebrospinal Fluid during Childhood and Adolescence Defined in a Clinically Acquired MRI Dataset. Radiol Artif Intell 8(1): e250123, Jan 2026.
Liu G, Calihan JB, Raftery K, Goullaud L, Wheeler A, Walt G, Gray JR, Chaiyachati BH, Schiff DM: "Missing Their Mother": Perspectives of Mothers With Substance Use Disorder on Child Well-Being and Parental Substance Use. Acad Pediatr 26(3): 103212, Dec 2025 Notes: Online ahead of print.
Reddy J, Chaiyachati BH, Schiff DM: Too Simple of a Story: Contextualizing Child Protection Responses to Prenatal Substance Exposure. Pediatrics 156(6), Dec 2025.
Wenger BM, Chang X, Mentch FD, Chaiyachati BH, DeMauro SB, Hakonarson H : Polygenic risk for autism spectrum disorder based on four group comparison across term and preterm birth. Sci Rep 16(1): 2693, Dec 2025.