Child Abuse Pediatrics


Rady Children's Specialists of San Diego

Medical Group / IPA


Medical School

Medical College of Virginia


Virginia Commonwealth University GME

Board Certifications

Child Abuse Pediatrics, Pediatrics




Dr. Nienow is the interim medical director and division director of Child Abuse Pediatrics at the Chadwick Center for Children and Families at Rady Children's Hospital-San Diego. She is also an assistant clinical professor of pediatrics and the clinical director of Child Abuse Pediatrics at UC San Diego School of Medicine.

Along with providing medical evaluations for children who are alleged victims of all forms of child abuse/neglect, she frequently serves as an expert witness in civil and criminal legal proceedings related to all aspects of child maltreatment. Her clinical areas of interest include starvation and torture, abusive burn patterns, psychological maltreatment, medical child abuse, disclosure patterns and sexually transmitted infections.

Dr. Nienow has conducted research in patterns of disclosure in child sexual abuse as well as methods of testing for sexually transmitted infections in children and has co-authored publications on both topics. She regularly provides trainings to various members of the multidisciplinary team.

Among her professional accomplishments, Dr. Nienow serves on the National Conference & Exhibition planning committee for the American Academy of Pediatrics Section on Child Abuse and Neglect, was an editor for the AAP's latest publication of the Visual Diagnosis CD, served on the ABP content development team for Maintenance of Certification for the Child Abuse Sub-Board and was elected to the Executive Committee of the American Academy of Pediatrics Counsel on Child Abuse and Neglect. Additionally, she was chosen to serve as a subject matter consultant for the 2020 Centers for Disease Control and Prevention STD Treatment Guidelines section regarding Sexual Assault or Abuse of Children.

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