Child OCD Intensive Treatment Program

UCLA IOP is a separate program than the UCLA Child OCD, Anxiety and Tic Disorders program. This is a more intensive treatment program designed for families looking for more rigorous treatment than the UCLA Child OCD, Anxiety and Tic Disorders program. UCLA IOP offers daily group and individual intervention for youth ages 8 to 17 with Obsessive Compulsive Disorder. The program provides Cognitive Behavioral Treatment (CBT) strategies, utilizing empirically validated Exposure and Response Prevention (ERP). The program operates Monday-Thursday 1-4 p.m. For more information, please contact Sisi Guo at (310) 206-4875 or

This intensive program offers twelve hours of treatment per week, including

  • Individually tailored graduated exposure
  • OCD education
  • Cognitive coping skills
  • Mindfulness and relaxation
  • Problem solving and relapse prevention
  • Parent education and training
  • Parent support groups

Director: Sisi Guo, PhD
Associate Director: Mina Yadegar, PsyD
Medical Director: Jena Lee, MD
Clinical Psychologist: Reina Factor, PhD


Availability: Monday-Thursday 1-4 pm

Financial advisors are available to assist with determination of insurance benefits and many insurance plans provide coverage for this program. Self-paying clients are also welcome. For information & appointments, please call Sisi Guo at (310) 206-4875 or


For more parking and transportation information, please visit

Faculty and Staff
Director: Sisi Guo, PhD
Associate Director: Mina Yadegar, PsyD
Medical Director: Jena Lee, MD
Clinical Psychologist: Reina Factor, PhD


If you would like to make a gift to the Child OCD Intensive Treatment Program, please make the check payable to “The UCLA Foundation” and write “Fund 626110” in the memo line. The check can be sent to Development as follows:

Amy Drizhal
Senior Director of Development, Neuroscience
The UCLA Foundation
PO Box 7145
Pasadena, CA 91109-9903

To make a credit card donation online, please visit

Sisi Guo, Ph.D.


Dr. Sisi Guo is the Director of the Pediatric OCD Intensive Outpatient Program at the Resnick Neuropsychiatric Hospital, an Assistant Health Sciences Professor of Child Psychiatry at the UCLA Semel Institute, and an Assistant Clinical Professor in the Department of Psychology at UCLA. She received her Ph.D. in Clinical Psychology from UCLA and completed her postdoctoral fellowship at Lurie Children’s Hospital of Chicago. Dr. Guo’s clinical and research interests are in the training and delivery of evidence-based treatments for youth and families, with a particular focus on anxiety and OCD-related disorders.  

Mina Yadegar, PsyD

Associate Director

Dr. Mina Yadegar is the Associate Director of the Pediatric OCD Intensive Outpatient Program at Resnick Neuropsychiatric Hospital. Dr. Yadegar earned her doctorate in Clinical Psychology at Rutgers University, Graduate School of Applied and Professional Psychology. She then completed her predoctoral internship at Harvard Medical/Boston Children’s Hospital and her postdoctoral fellowship at New York-Presbyterian Hospital/Weill Cornell Medicine. Dr. Yadegar has extensive expertise in cognitive behavioral therapy (CBT) and exposure and response prevention (ERP) for OCD, anxiety, and related disorders. She also specializes in Comprehensive Behavioral Intervention for Tics (CBIT), as well as parent behavioral training and parent-child interaction therapy (PCIT) for attention and behavior challenges. She is passionate about training clinicians and disseminating evidence-based treatments through a diversity-sensitive lens.

Jena Lee, MD

Medical Director

Dr. Lee is a board-certified child and adult psychiatrist and Assistant Professor of Psychiatry at the David Geffen School of Medicine at UCLA. She completed her undergraduate education at the University of Chicago and her medical education at the University of Washington School of Medicine. She subsequently completed her training in general and child psychiatry at Stanford University.

Dr. Lee serves as the Director of the Pediatric Psychiatry Consult-Liaison and Pediatric Emergency Psychiatry services at UCLA Mattel Children's Hospital. She also serves as an attending in the Child and Adult Neurodevelopmental (CAN) Clinic.

Dr. Lee provides evidence-based psychiatric diagnostic and treatment services for a wide range of disorders. Her particular areas of clinical interest include suicide prevention and the medical psychiatric interface.

Reina Factor, PhD

Clinical Psychologist

Dr. Reina Factor, Ph.D., is a licensed clinical psychologist who works with individuals across the lifespan, with an emphasis on individual and group interventions that involve the family. She has expertise working with autistic individuals and neurodevelopmental disabilities of all ages, particularly with the pediatric population, as well as individuals with a range of co-occurring diagnoses including anxiety, depression, early psychosis, ADHD, OCD, ODD, and mood disorders. Dr. Factor serves as a clinical psychologist in the Parenting and Children's Friendship Clinic. Dr. Factor earned her undergraduate degree at Emory University, where she completed an honors thesis examining an early social responsiveness screener. She completed her M.S. and Ph.D. in Clinical Psychology at Virginia Tech and subsequently her predoctoral and postdoctoral work at the UCLA Semel Institute for Neuroscience and Human Behavior. Additionally, Dr. Factor has conducted extensive research, particularly focusing on the social and emotional development in autistic children, highlighting the impact of systems (e.g., peers, parents, the family) and how they inform interventions by looking at mechanisms of change and treatment outcomes. Dr. Factor was born and raised in Los Angeles, CA and is a proud third generation UCLA Bruin and 4th generation Californian!