Barbara Van Noppen, PhD

Clinical Professor of Psychiatry & the Behavioral Sciences (Clinician Educator)

Vice Chair for Faculty Development

Well-being Coordinator, Psychiatry and the Behavioral Sciences

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Dr. Van Noppen is the Vice Chair for Faculty Development and Clinical Professor in the Department of Psychiatry and the Behavioral Sciences at University of Southern California, Keck School of Medicine, Los Angeles. Dr. Van Noppen is co-Director (with Adam Frank, MD) of the OCD Treatment and Research Program at Keck Medicine, USC. As an internationally recognized specialist in cognitive behavioral therapy and family-based treatment, Dr. Van Noppen has treated OCD for over 36 years. She teaches and supervises in the residency training program at LAC + USC, serves on the Scientific Advisory Board of the International OCD Foundation, the Scientific Advisory Committee of The Canadian Institute for Obsessive Compulsive Disorders (CIOCD) and International Accreditation Task Force. Dr. Van Noppen is most well known for her contributions in OCD family treatment, particularly the development of a Multifamily Behavioral Treatment (MFBT), Family Accommodation Scale (FAS), group CBT for OCD and she has numerous publications and clinical research in these areas. In addition, Dr. Van Noppen is a faculty member for the Behavioral Therapy Training Institute of the International OCD Foundation, and is on editorial boards for peer reviewed journal articles on OCD. Dr. Van Noppen served as the president of OCD Southern California, an affiliate of the International OCD Foundation, from 2017-2021 and is currently a board member.


  • Testing a conceptual model of patient and family predictors of obsessive compulsive disorder (OCD) symptoms Behav Res Ther. 2009 Jan; 47(1):18-25. . View in PubMed
  • Sense of smell and obsessional behavior Am J Psychiatry. 1991 Dec; 148(12):1757. . View in PubMed