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“Just when the caterpillar thought the world was over, it became a butterfly”

Proverb

ABOUT

ABOUT US

ABOUT US

Cornerstone Developmental Psychology has two convenient locations on Long Island, New York. We specialize in individual and family therapy, and specialized diagnostic and psycho-educational evaluations. We also offer comprehensive evaluations for OPWDD eligibility and legal guardianship. Our Licensed clinical and school psychologists offer evidence based treatment for children, adolescents, adults, couples, and families in both Nassau and Suffolk County. We offer flexible appointment times with day and evening hours for therapy and assessment. 

  • ADHD and Learning Disabilities

  • Adjustment/School Issues

  • Anger Management

  • Anxiety Disorders

  • Autism 

  • Behavior Disorders

  • Depression

  • Relationship/Martial Concerns

  • Obsessive Compulsive Disorder

  • Phobias

  • Posttraumatic Stress Disorder and Trauma

  • Cognitive Behavior Therapy

  • Specialized Diagnostic Assessment

  • Psychoeducational Assessment

  • Behavior Assessment

  • Marriage Therapy

  • Parent/Caregvier Training

CONTACT US

CONTACT

For initial appointment inquiries please call or input your contact information to the right. 

PHONE

631-925-1003

LOCATIONS

750 VETERANS MEMORIAL HWY

SUITE 202

HAUPPAUGE, NY 11788

111 SEVENTH STREET

GARDEN CITY, NY 11530

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