Stacia Casillo, PsyD

Practice Philosophy:

Dr. Stacia Casillo is a clinical psychologist who helps young professionals and adults navigate the challenges of anxiety, perfectionism, burnout, and life stressors. Many of her clients feel weighed down by high expectations, competing responsibilities, and the pressure to do it all. With warmth, compassion, and a practical approach, Dr. Casillo creates a supportive space where clients can pause, gain perspective, and learn strategies that make daily life more manageable and meaningful. She also works with individuals with ADHD, helping them strengthen executive functioning and develop effective time management skills. Dr. Casillo partners with her clients to identify what truly matters to them and to make intentional changes that align with those priorities. By building skills in setting boundaries, managing stress, and reframing unhelpful thinking patterns, her clients find greater balance, resilience, and self-acceptance.

Areas of Expertise:

As a working mother herself, Dr. Casillo understands firsthand the strain of juggling career, family, and personal well-being. She specializes in supporting women across life stages who struggle with guilt, comparison, and self-doubt when life feels unmanageable. She also works closely with young professionals facing identity, career, and relationship stressors, offering therapy that is both supportive and growth-focused. Using evidence-informed treatments, Dr. Casillo helps her clients reduce anxiety, shift perfectionistic patterns, and adopt healthier, more sustainable coping strategies.

Experience and Training:

Dr. Casillo earned her doctorate from Yeshiva University’s Ferkauf Graduate School of Psychology and has extensive training in CBT and ACT. She is an active member of the American Psychological Association (APA) and was honored with the Rising Young Leadership Award from the Anxiety and Depression Association of America (ADAA) in 2016. At The Ross Center, she manages the New York office team and has contributed to leadership efforts on the DEI taskforce. With nearly two decades of experience—including work with individuals and families in foster care and diverse clinical settings—Dr. Casillo brings both depth and breadth of expertise to her practice. Her clients leave therapy with concrete tools, renewed confidence, and a stronger sense of balance in their lives.

Dr. Casillo has completed continuing education requirements that meet the initiatives of The Ross Center’s Diversity, Equity and Inclusion Task Force.