Dena Rabinowitz, PhD, ABPP
      Founder / Clinical Director 

Dr. Rabinowitz is the founder and clinical director of CBPNY. She is a NYS licensed psychologist specializing in Cognitive Behavioral Therapy. She is board certified in Cognitive and Behavioral Psychology and is a Diplomate of the Academy of Cognitive Therapy. She treats children, adolescents and adults and specializes in anxiety and OC-spectrum disorders. While she spends most of her time treating patients directly, she also supervises other psychologists in CBT. She has published numerous articles, gives presentations and workshops , and has been featured on TV, radio and print.

Dalia Gefen, PhD
         Licensed Psychologist

Dr. Gefen is a NYS licensed psychologist and a Nationally Certified School Psychologist.  A graduate of Barnard College, Columbia University, she holds an MS. Ed in School Psychology and a Ph.D. in Educational Psychology from the City University of New York Graduate Center. Dr. Gefen has extensive experience working with children, adolescents, and adults with a wide range of psychological and emotional difficulties, including depression, anxiety and ADHD. She is also skilled at teaching positive coping strategies for stress management utilizing techniques from Cognitive Behavioral Therapy and Dialectical Behavior Therapy.  Prior to joining CBPNY, Dr. Gefen worked at Columbia University Medical Center (NYSPI), in public and private schools, and in outpatient therapy centers where she has successfully helped her clients reach their treatment goals. In addition to her dedication to clinical work, Dr. Gefen is an adjunct Assistant Professor at NYU and at Hunter College where she teaches graduate courses in counseling and education.

Brooke Ziegelbaum, PsyD
            Licensed Psychologist

​Dr. Ziegelbaum is a licensed psychologist with extensive training in the application of evidence based treatments such as Cognitive Behavioral (CBT), Dialectical Behavioral (DBT), and Mindfulness therapies, as well as parent training, for a wide array of psychological and emotional difficulties, including anxiety, depression, ADHD, trauma, behavioral difficulties, and relationship problems. Dr. Ziegelbaum earned her Masters and Doctoral degrees from La Salle University and completed her clinical internship at Albert Einstein College of Medicine/Montefiore Medical Center. She has worked in a variety of settings, including Princeton House Behavioral Health, an intensive outpatient/partial hospitalization program for adults, and Westtown School, a private boarding school in Pennsylvania. She is a member of the Association for Behavioral and Cognitive Therapies and has presented at their yearly conference for the past four years. Dr. Ziegelbaum has conducted research on trauma, suicidality, emotion regulation, and mindfulness therapy. 

Agnes Selinger, PhD
            Licensed Psychologist

Agnes Selinger is a licensed staff psychologist with expertise in cognitive behavioral therapies for young children, adolescents, and adults. Dr. Selinger has extensive experience providing exposure and response prevention (CBT) to individuals suffering from obsessive compulsive spectrum disorders and anxiety disorders, as well as depression, trichotillomania, Tourette’s and ADHD. In addition, Dr. Selinger has been intensively trained in Dialectical Behavior Therapy (DBT). 
 
Dr. Selinger earned her master’s and doctoral degrees from Hofstra University’s combined clinical and school psychology program, as well as an additional master’s degree in psychology from New York University. She completed her pre-doctoral clinical internship at the Southwestern Vermont Consortium, which included outpatient rotations providing individual and group therapy to clients of all ages. While there, she also provided individual treatment and parent training for children who participated in Head Start and conducting neuropsychological assessments at a memory clinic.

Other professional experiences have included an appearance on Columbia University’s radio show, “Uptown Radio.” Dr. Selinger is an active member of the Association for Behavioral and Cognitive Therapies (ABCT) and Anxiety and Depression Association of America (ADAA).

Lindsey Collin, PsyD
            Licensed Psychologist

​Dr. Collin is a licensed clinical psychologist who specializes in cognitive behavioral therapy for individuals across the lifespan. Dr. Collin has worked with clients in various outpatient and school settings, including the Columbia University Clinic for Anxiety and Related Disorders (CUCARD), Mamaroneck Avenue School, the Jewish Child Care Association, and Therapy West. Dr. Collin is adept at using various evidence-based approaches, including exposure and response prevention, parent-child interaction therapy, and behavior modification to treat individuals with varied psychological difficulties including anxiety, obsessive-compulsive spectrum disorders, ADHD, parent-child relationship problems, behavioral challenges, and depression. In addition, Dr. Collin has in-depth experience conducting comprehensive psychological and psycho-educational assessments, and consulting with teachers to support children’s treatment goals. Dr. Collin earned her bachelor’s degree in psychology from the University of San Diego, and her master’s and doctoral degrees in school-clinical child psychology from the Ferkauf Graduate School of Yeshiva University. Prior to entering her doctoral program, Dr. Collin worked as a high school teacher. Dr. Collin’s doctoral dissertation focused on a teacher coaching program and its effects on students’ self-regulatory abilities.

Jamie Schwartz, MSW, LCSW-R, ACT
            Licensed Clinical Social Worker

Jamie Schwartz graduated from Fordham University School of Social Work with a specialization in children and families and is an LCSW.  She specializes in Cognitive Behavioral Therapy and a Diplomate of the Academy of Cognitive Therapy. She has extensive experience treating children, adolescence and adults for depression, anxiety disorders, ADHD, insomnia and behavioral problems.  Her experience has been in multiple settings such as Summit Medical Group’s Behavioral Health and Cognitive Therapy Center, Overlook Hospital’s outpatient and IOP program and an elementary school.  She is licensed in New York and New Jersey.