Matthew Diamond

Matthew Diamond is a Columbia-trained LCSW providing specialized clinical support for children, adolescents, and adults. He offers expertise in navigating neurodivergence, ADHD, education and learning disabilities, and school issues. His practice is designed to help individuals manage complex challenges such as anxiety, OCD, trauma, PTSD, and self-esteem difficulties within a compassionate and genuine therapeutic relationship.

Utilizing a personalized approach, Matthew conducts comprehensive evaluations to develop tailored treatment plans. He employs evidence-based modalities including Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), mindfulness-based emotional regulation, and insight-oriented therapy. His work focuses on building coping skills, managing academic or career struggles, and addressing neurodivergent-specific needs like executive dysfunction and procrastination.

Operating through Greenwich Psychology Group, Matthew offers both in-person and telehealth services to accommodate various needs. The practice serves individuals, couples, and families, and provides administrative support for out-of-network insurance claims, accepting a wide range of providers including Blue Cross Blue Shield, Aetna, Cigna, and UnitedHealthcare. He is currently accepting new clients.