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Catherine O'Neill Buck, MD

Assistant Professor

Contact Information

Catherine O'Neill Buck, MD

Mailing Address

  • Yale School of Medicine

    333 Cedar Street, PO Box 208064

    New Haven, CT 06520

    United States



Caty Buck is a neonatologist and clinical researcher. She completed her pediatric training at UTSW Medical Center in Dallas, Texas and her Neonatal-Perinatal Medicine fellowship at Women and Infant's Hospital and Brown Medical School. Her research is focused on understanding how maternal metabolic health in pregnancy and the early newborn period influence infant growth, body composition, and neurodevelopment.

Education & Training

  • Neonatal-Perinatal Medicine Fellowship
    Brown University/Women and Infants Hospital (2019)
  • Chief Residency
    University of Texas Southwestern Medical School (2016)
  • Pediatric Residency
    University of Texas Southwestern Medical School (2015)
  • MD
    University of Connecticut School of Medicine
  • BS
    University of Connecticut

Departments & Organizations