Casey O'Brien, PsyD is a licensed clinical psychologist specializing in the treatment of children, adolescents, individuals and families with advance training in Group Psychotherapy, Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT) and Parent-Child Interaction Therapy (PCIT) and is a PCIT-International Certified clinician. Dr. O'Brien has expertise in the treatment of children and adolescents with behavioral disorders, and early-onset psychosis as well as suicidality and self-injurious behaviors.
Areas of Expertise / Conditions Treated
- Alcohol Use Disorders
- Bipolar Disorder
- Cognitive-Behavior Therapy (CBT)
- Dialectical Behavior Therapy (DBT)
- Family Therapy
- Group Therapy
- Motivational Enhancement Therapy
- Obsessive Compulsive Disorder (OCD)
- Opioid Use Disorders
- Substance Use
- Assistant Professor of Medical Psychology (in Psychiatry) at CUMC
- NewYork-Presbyterian / Columbia University Irving Medical Center
Schedule an Appointment
Virtual Visits allow you to connect with your provider from the comfort, convenience, and safety of your own home.
- Aetna Signature Administrators
- NYP Employee Plan
- NY Signature
- Student Health
CHP Student Health
Quality Health Management
- Quality Health Management
- Behavioral Health (Columbia University Employee Plan)
World Trade Center Health Plan
- World Trade Center Health Plan
*Miller, A & O’Brien, C. (2019). DBT for Multi-Problem Adolescents. In Friedberg, R. D. & Paternostro, J. K., Handbook of Cognitive Behavioral Therapy for Pediatric Medical Conditions (119-136), Springer.
Original, Peer Reviewed Articles
*Nguyen, J., O'Brien, C., & Schapp, S. (2016). Adolescent Inhalant Use Prevention, Assessment, and Treatment: A Literature Synthesis. International Journal of Drug Policy. 31, 15-24.
Reisner, S. L., Mimiaga, M. J., Case, P., Grasso, C., O’Brien, C. T., Harigopal, P., Skeer, M., & Mayer, K. H. (2010). Sexually transmitted disease (STD) diagnoses and mental health disparities among women who have sex with
women screened at an urban community health center. Sexually Transmitted Diseases, 37(1): 5-12.
Dadd, A., Graling, K., Gerardi, N., Bonavitacola, L., Brice, C., Buzchek, M., Doughty, F., O’Brien, C., Walker, A., Miller, AL., & McGinn, L. (2019, November). The Acceptability and Feasibility of Implementing Comprehensive School-
Based DBT (CS-DBT). Poster presented at ISITDBT Convention, Atlanta, GA.
*O’Brien, C., Schapp, S., Pearlstein, J., Staudenmaier, P., Chang, K. & Cosgrove, V., (2014, November). Chronic life stress and suicidal ideation among adolescents with mood disorders. Poster presented at Association for
Behavioral and Cognitive Therapies, Philadelphia, PA.
*O’Brien, C. T., Cosgrove, V., Pearlstein, J., Chang, K., Dowdle, C., Kelman, J., Geraghty, S. & Staundenmaier, P. (2013, November). Parent and child disagreement on life stress among adolescents diagnosed with bipolar disorder or
at high risk for developing bipolar disorder. Poster presented at Association for Behavioral and Cognitive Therapies, Nashville, TN.