At Cornerstone Psychology, our mission is to provide compassionate and personalized mental health care. We strive to empower individuals to overcome challenges and achieve emotional well-being.

Comprehensive Diagnostic Evaluations for Adults and Children and Therapy for:
At Cornerstone Psychological Services, LLC, we draw from a range of evidence-based therapies tailored to meet the unique needs of each client:

Our therapy sessions are designed to help clients navigate a wide range of mental health challenges, from anxiety and depression to trauma and relationship issues. We utilize evidence-based treatments to help clients build resiliency, develop healthy coping skills, and achieve their goals.
Our teletherapy sessions allow clients to receive quality mental health care from the comfort and convenience of their own homes. We utilize a secure and easy-to-use platform to provide clients with a safe and confidential space to discuss their concerns and work towards their goals.
Our mindfulness-based therapy sessions help clients develop a more mindful and compassionate relationship with themselves and others. We utilize mindfulness-based techniques to help clients reduce stress, improve emotional regulation, and cultivate greater self-awareness and acceptance.
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Do you often feel like hiding your true self to blend in? Would you be on the spectrum, and what could that mean for you? Are you trapped in irrational thoughts and fears about how others perceive you? Do you feel paralyzed in social situations, unable to express yourself how you want? Does your life seem disorganized, and do you not know where to start?
We all need help at one point in our lives. Let me help you.
I specialize in comprehensive evaluations and therapy for individuals with Autism Spectrum Disorder (ASD), Attention-Deficit/Hyperactivity Disorder (ADHD), social anxiety, obsessive-compulsive disorder (OCD), anxiety, and depression. I aim to provide personalized support and treatment strategies to help you navigate challenges and improve your life.

Dr. Sunghye Sin, PsyD., is a PA-licensed clinical psychologist and certified ASDCS ADHD-CCSP, CMIP, and EX/RP specialist. She provides services to ages 2 - 70 and specializes in Autism Spectrum Disorder (ASD), Obsessive-compulsive disorder (OCD), Attention-deficit/hyperactivity disorder (ADHD), and Social Anxiety. In 2016, Dr. Sunghye Sin obtained a Doctor of Psychology from Widener University. Dr. Sin has over 15 years of mental health treatment experience with both children and adults. She has diagnosed children as young as 15 months old with an autism spectrum disorder.
Dr. Sin also served as a staff psychologist at SPIN, Inc. (Special People In Northeast), the Autism Center of Excellence. Her experience also includes inpatient/outpatient behavioral health clinics and school settings.
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