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Dr. Justine Mahler, PsyD

Dr. Justine Mahler, PsyD

Psychologist
283 Commack Rd, Ste 315, Commack, NY
Dr. Justine Mahler is a postdoctoral fellow who brings warmth, dedication, and a wide range of clinical experience to her work with children, adolescents, and adults. She earned her bachelor’s degree in Psychology from SUNY Oswego, with minors in Human Development and Cognitive Science, and went on to complete her Psy.D. in School-Community Psychology at Hofstra University in May 2025. For the past five years, Dr. Mahler worked closely with Dr. Robert Goldman and his team while completing her doctorate and is now excited to continue in a full-time role as a postdoctoral fellow. Her extensive training spans clinical, school, and forensic psychology. From 2021 to 2024, she served as an intern school psychologist across multiple Long Island school districts, providing counseling and conducting evaluations for students in elementary through high school. In addition, she worked as both therapist and clinical coordinator at Hofstra’s Institute for Family Forensic Psychology, provided therapy at the Positive Psychology Institute for Emerging Adults, and conducted psychological assessments through the Psychological Evaluation Research and Counseling Clinic, addressing cognitive, emotional, and behavioral concerns. She has also delivered professional presentations during her training, including at the National Association of School Psychologists (NASP) in Colorado and the International Academy of Law and Mental Health (IALMH) in Barcelona, Spain, reflecting her commitment to the integration of research, practice, and public discourse. Dr. Mahler completed her clinical internship at the Bio-Behavioral Institute, where she provided individual and intensive outpatient therapy for individuals with Obsessive-Compulsive Disorder (OCD), Body Dysmorphic Disorder (BDD), hoarding behaviors, and other mental health concerns such as anxiety and depression. During this time, she developed strong proficiency in Exposure and Response Prevention (ERP) therapy.
Highly recommended
100% of patients gave this doctor 5 stars
Excellent wait time
100% of patients waited less than 30 minutes

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Available appointments

What patients are saying

Overall rating

5.00

Average wait time

5.00

Bedside manner

5.00

About Dr. Justine Mahler

Clientele seen

Young adults (18-24)
Individuals
Adults (25-64)
Seniors (65+)

Treatment approaches

Acceptance and Commitment (ACT)
Compassion Focused
Cognitive Behavioral (CBT)
Dialectical (DBT)
Cognitive Processing (CPT)
Exposure Response Prevention

Identity

Gender

Female

Languages spoken

English

Getting to know Dr. Justine Mahler

Dr. Justine Mahler is a postdoctoral fellow who brings warmth, dedication, and a wide range of clinical experience to her work with children, adolescents, and adults. She earned her bachelor’s degree in Psychology from SUNY Oswego, with minors in Human Development and Cognitive Science, and went on to complete her Psy.D. in School-Community Psychology at Hofstra University in May 2025. For the past five years, Dr. Mahler worked closely with Dr. Robert Goldman and his team while completing her doctorate and is now excited to continue in a full-time role as a postdoctoral fellow. Her extensive training spans clinical, school, and forensic psychology. From 2021 to 2024, she served as an intern school psychologist across multiple Long Island school districts, providing counseling and conducting evaluations for students in elementary through high school. In addition, she worked as both therapist and clinical coordinator at Hofstra’s Institute for Family Forensic Psychology, provided therapy at the Positive Psychology Institute for Emerging Adults, and conducted psychological assessments through the Psychological Evaluation Research and Counseling Clinic, addressing cognitive, emotional, and behavioral concerns. She has also delivered professional presentations during her training, including at the National Association of School Psychologists (NASP) in Colorado and the International Academy of Law and Mental Health (IALMH) in Barcelona, Spain, reflecting her commitment to the integration of research, practice, and public discourse. Dr. Mahler completed her clinical internship at the Bio-Behavioral Institute, where she provided individual and intensive outpatient therapy for individuals with Obsessive-Compulsive Disorder (OCD), Body Dysmorphic Disorder (BDD), hoarding behaviors, and other mental health concerns such as anxiety and depression. During this time, she developed strong proficiency in Exposure and Response Prevention (ERP) therapy.

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In-network insurances

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Out-of-pocket fees and assistance
Initial session: $200 for 60 minutes
Ongoing session: $175 for 45 minutes

    Popular visit reasons

    Depression
    Hoarding Disorder
    New Patient Visit
    Pre-Move In Couples Counseling
    Psychotherapy
    Psychotherapy Intake / Initial Visit
    Therapy
    Young Adult Issues
    Depression
    Hoarding Disorder
    New Patient Visit
    Pre-Move In Couples Counseling

    Office location

    Dr. Justine Mahler, PsyD also offers online video visits for patients
    The Institute of Psychological Resilience
    283 Commack Rd, Ste 315, Commack, NY 11725
    Get directions

    Education and background

    Practice names

    Education and training

    • Hofstra University, PsyD in School Psychology
    • SUNY Oswego (Bachelor's)

    Professional memberships

    • American Psychological Association

    NPI number

    1356219133

    Patient reviews

    All reviews have been submitted by patients after interacting with the practice.
    Overall rating
    5.00
    Wait time
    5.00
    Bedside manner
    5.00
    Trust Banner Shield
    Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here
    1 review
    Most relevant
    Verified patient
    Frequently asked questions

    How soon can I make an appointment with Dr. Justine Mahler?

    Generally, Dr. Justine Mahler has appointments available on Zocdoc within 1 week. You can see Dr. Mahler's earliest availability on Zocdoc and make an appointment online.

    Is Dr. Justine Mahler accepting new patients?

    Dr. Justine Mahler generally accepts new patients on Zocdoc. You can see Dr. Mahler's earliest availability on Zocdoc and schedule an appointment online.

    Does Dr. Justine Mahler accept my insurance?

    Choose your insurance plan to verify if Dr. Mahler is in-network.

    Can I make an appointment with Dr. Justine Mahler online?

    Yes, you can make an appointment online with Dr. Mahler using Zocdoc. It’s simple, secure, and free.

    What practice does Dr. Justine Mahler work with?

    Where is Dr. Justine Mahler's office located?

    Dr. Justine Mahler has 2 office locations in Commack, view full addresses on Dr. Mahler's profile.

    What are common reasons for patients to see Dr. Justine Mahler?

    Dr. Justine Mahler frequently sees patients for Depression, New Patient Visit, Psychotherapy, Psychotherapy Intake / Initial Visit, and Therapy. You can see other visit reasons for Dr. Justine Mahler on their profile.

    What languages does Dr. Justine Mahler speak?

    Dr. Justine Mahler speaks English.

    How do patients rate Dr. Justine Mahler in reviews?

    1 patients have reviewed Dr. Justine Mahler. The overall rating for this doctor is 5/5. They have a 5/5 rating for bedside manner and a 5/5 rating for wait time. You can read individual reviews and ratings on their profile.

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    Zocdoc›Commack, NY Psychologists›Dr. Justine Mahler, PsyD