Zvi Weiss, PsyD

Dr. Zvi Weiss is the founder and director of Weiss Psychology. He received his doctoral degree in clinical psychology from Long Island University, Post campus, and completed his clinical internship at Trinitas Regional Medical Center in Elizabeth, NJ. Following completion of his graduate work, Dr. Weiss completed a post-doctoral fellowship in young adult mental health at the Counseling and Psychological Services center at Columbia University and received Sex and Couples Therapy Certification from the Sexual Health Alliance. In addition to his clinical training, Dr. Weiss received a masters degree in Education as well as rabbinic ordination at Yeshiva University. He integrates various treatment modalities such as psychodynamic, cognitive behavioral, sex therapy, and dialectical behavioral (DBT) therapies to help adults struggling with identity, relationship, and sexual issues, as well as issues intersecting religious identity and psychological health.

Stewart Schweinfurth, LMSW

Stewart Schweinfurth earned Bachelor’s degrees from the University of Texas at Austin and a Master of Social Work from Columbia University. Stewart works with adolescents and adults experiencing anxiety, depression, ADHD, OCD, Trauma, and challenges related to self-esteem. He particularly also enjoys helping individuals navigate life transitions, relationship concerns, grief and loss, questions of identity, and the search for meaning and purpose. Stewart believes that therapy is both a space for deep self-exploration and a source of practical, everyday change. Drawing from cognitive behavioral therapy (CBT), dialectical behavior therapy (DBT), and a collaborative, insight-oriented approach, he helps clients identify unhelpful patterns, challenge deeply held beliefs, and develop more effective ways of relating to themselves and others. He strives to balance thoughtful exploration of life's larger questions with concrete skills and strategies, creating a therapeutic relationship that is grounded in curiosity, humor, compassion, and meaningful personal growth.

Amy Vargas, LMFT

Amy Vargas holds graduate degrees in clinical psychology from Hofstra University on Long Island, the Instituto Superior de Estudios Psicológicos in Valencia, Spain, and the Pontificia Universidad Católica Madre y Maestra in the Dominican Republic. She focuses clinically on helping patients to regulate emotions, manage anxiety, and decrease depressive symptoms. She works to deepen patients’ understanding of life crises, parenting patterns, and family dynamics in order to improve self-esteem and autonomy, helping individuals facilitate clear goals and objectives in their lives.

Jacob Appel, LMSW

Jacob Appel is a social worker who provides a warm, collaborative, and nonjudgmental space where clients can explore challenges, build resilience, and work toward meaningful change. He has experience supporting individuals navigating trauma, domestic violence, anxiety, relationship concerns, identity exploration, and life transitions. He strives to help clients better understand themselves, develop effective coping strategies, and feel more empowered in their daily lives. Drawing from trauma-informed, strengths-based, and person-centered approaches, Jacob incorporates Cognitive Behavioral Therapy (CBT) and Internal Family Systems (IFS) to help clients gain insight, build on their existing strengths, and create lasting emotional well-being in a supportive and affirming environment.