Our therapists offer DBT / dialectical behavior therapy in Lexington, MA

Jeff Rosenstein is a Licensed Mental Health Counselor with 40 years of experience in mental health. He draws upon relevant research, methodology, and experience to help clients find a clearer, more comfortable understanding of themselves. He provides assistance to clients by giving them the necessary knowledge, skills, and resources to cope with challenges, maintain wellness, and find fulfillment. Jeff believes that our lives have meaning and purpose, we are all interconnected, and the well-being of every person truly matters. Holding this as a moral, ethical, and spiritual imperative, he has devoted his work to serving others.

Receiving an M.A. in Psychology from Claremont Graduate University, Jeff completed advanced clinical study at Clark University and trained at McLean Hospital. His holistic perspective is oriented to understanding mental health issues in the context of each person’s unique life experience, values, strengths, and aspirations.

Jeff’s career has been an expression of the beliefs and values by which he lives. While Jeff is available for remote sessions, he is especially glad to meet in person whenever possible.

Rhiannon Leigh is a Licensed Independent Clinical Social Worker (LICSW) with experience working with adolescents and young adults with diverse needs and challenges. Rhiannon has experience working with neurodivergent populations and treating autism spectrum disorder, down syndrome, ADHD, anxiety, and depression. She loves helping individuals build confidence, connections with others, and a positive sense of self. Rhiannon completed her Master of Social Work (MSW) at Simmons University and has experience working in special education at the high school level, which has given her the opportunity to work with diverse populations in a variety of settings.

Rhiannon utilizes multiple treatment approaches including mindfulness, cognitive behavioral therapy (CBT), motivational interviewing, and solution-focused therapy. Additionally, Rhiannon uses a strength-based approach and finds joy in helping others build confidence by focusing on their abilities—what they can do rather than what they can't.

Rhiannon seeks to create flexible working relationships with clients built upon collaboration, client strengths, and warmth within sessions. Rhiannon currently has telehealth appointments available and is looking forward to connecting with you!

Sue Gillis is a Licensed Mental Health Counselor with over 40 years of experience supporting adults and seniors. She specializes in treating depression, anxiety, grief, trauma, addiction, and family or parenting challenges. Sue has worked in hospitals, outpatient clinics, residential care, and community health settings. Her clinical background includes service with the U.S. Army and the Veterans Administration Medical Center in Brockton, MA. Her approach is grounded in compassion, trust, and collaboration.

Sue holds 2 Master’s degrees in Public Health and Guidance and Counseling from Boston University. She uses evidence-based approaches, including cognitive behavioral therapy, eye movement desensitization and reprocessing, and acceptance and commitment therapy to meet clients where they are.

Sue values the therapeutic relationship and considers walking alongside her clients an honor. She focuses on building trust and helping individuals enhance their quality of life. Sue believes counseling can support both large and small goals, empowering clients through each step of the healing process.