Casey O'Neil, LMHC, Therapist in Salt Point, New York

At LifeStance Health, Casey O’Neil helps teens and adults across New York navigate emotional challenges, strengthen relationships, and build meaningful coping skills for lasting mental wellness. She works with individuals experiencing anxiety, depression, and PTSD/trauma, providing a supportive and collaborative therapeutic environment where patients can feel understood and empowered. Through individual and couples therapy, Casey tailors treatment to each person’s goals while helping them develop practical strategies for managing life’s difficulties. Casey is passionate about helping patients gain clarity and confidence as they work through anxiety, depression, and trauma-related concerns. She recognizes that mental health challenges can affect every aspect of life, including relationships, work, school, and self-esteem. Her approach emphasizes creating a safe space where patients can explore their experiences, identify barriers to change, and develop healthier ways of thinking and responding to life’s stressors. Drawing from evidence-based practices, Casey incorporates Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), and Acceptance and Commitment Therapy (ACT) into her work. These approaches help patients build emotional regulation skills, increase psychological flexibility, and create positive behavioral changes that support long-term growth. In addition to her primary areas of expertise, Casey has experience treating a variety of additional mental health concerns and life challenges. Casey believes that therapy is most effective when it is built on trust, authenticity, and compassion. She takes time to understand each patient’s unique story and works collaboratively to help them identify strengths, overcome obstacles, and move toward a more fulfilling life. Whether someone is seeking support for anxiety treatment, depression counseling, trauma therapy, relationship concerns, or other emotional difficulties, she is committed to providing thoughtful and personalized care. Outside of her clinical practice, Casey enjoys hiking and spending time outdoors, reading, cooking, and sharing adventures with her dog, Muna. These interests help her maintain balance and reflect her appreciation for mindfulness, connection, and personal growth.