Rebekah Joy Mennies, Ph.D.

Psychology

Locations and Appointments

Insurances Accepted

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  • EPO/POS
Personal Statement

Rebekah Mennies, Ph.D. is a licensed clinical psychologist with expertise in evidence-based interventions for children, adolescents and young adults with anxiety, OCD, and other commonly co-occurring conditions (e.g., ADHD, tics). She is a member of the Weill Cornell Pediatric OCD, Anxiety, and Tic Disorders (POCAT) Program, where she specializes in cognitive behavioral therapy (CBT), exposure and response prevention (ERP), and acceptance and commitment therapy (ACT). She also has expertise and training in parent-focused interventions, including parent management training (PMT) for ADHD and the Supportive Parenting for Anxious Childhood Emotions (SPACE) intervention for youth with OCD and/or anxiety. She provides a variety of clinical services including diagnostic assessments, therapy (including intensive treatment), and consultations. 

Biographical Info

Dr. Mennies earned her Bachelor of Science in Psychology and Sociology at the University of Pittsburgh and her Ph.D. in Clinical Psychology from Temple University. In graduate school, she received research and clinical training in assessment and empirically supported interventions for children and adolescents. She completed clinical practicum at the Children’s Hospital of Philadelphia (CHOP) and the Child and Adolescent Anxiety Disorders Clinic (CAADC) of Temple University. She then completed her clinical internship training in child psychology at Duke University. Following her internship year, she spent two years as a postdoctoral fellow at Weill Cornell Medical College in the Pediatric OCD, Anxiety, and Tic Disorders program. She has trained in multiple settings spanning partial hospitalization, intensive treatment models within outpatient clinics, and traditional outpatient care. Currently, Dr. Mennies is an Assistant Professor of Psychology in Clinical Psychiatry at Weill Cornell Medicine and an Assistant Attending Psychologist at New York Presbyterian Hospital. In addition to her clinical work, she produces research in the areas of OCD, anxiety, and other internalizing disorders.

Honors and Awards

Temple University Faculty Commendation for Excellence, 2020

Francis Fields Memorial Award, Philadelphia Neuropsychology Society, 2020

University Graduate Research Fellowship, Temple University, 2016-2017; 2019-2021

Clinical Expertise
Obsessive Compulsive Disorder
Anxiety
Social Anxiety Disorder
Separation Anxiety
Panic Disorder
Generalized Anxiety Disorder
Specific Phobia
Parent Education
Cognitive-Behavior Therapy
Trichotillomania
Tics
Tic Disorder
ADHD
Languages
English
Education 
  • Ph.D.
    Temple University
    2022
  • M.A.
    Temple University
    2018
  • B.A.
    University of Pittsburgh
    2014
Appointments 
  • Assistant Attending Psychologist
    NewYork-Presbyterian Hospital
  • Assistant Professor of Psychology in Clinical Psychiatry
    Weill Cornell Medical College, Cornell University

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No External Relationships Reported