Dr. Louis Mateus is a clinical psychologist in Alexandria, VA, offering services to preteens (10 to 13), teens (13 to 18), and adults (18 to 65). Dr. Mateus works with a range of concerns including attention-deficit/hyperactivity disorder (ADHD), anxiety, depression, grief, trauma, post-traumatic stress disorder (PTSD), and relationship stress. Dr. Mateus provides services in both English (US) and Portuguese (PT). In individual therapy, Dr. Mateus integrates various therapeutic approaches, such as Cognitive Behavioral Therapy (CBT), Trauma Focused Therapy, Person-Centered Therapy, Mindfulness-Based Cognitive Therapy (MBCT), Solution Focused Brief Therapy (SFBT), Family Systems Therapy, Interpersonal Therapy, Psychodynamic Therapy, Attachment-based Therapy, Culturally Sensitive Therapy, Humanistic Therapy, Eye Movement Desensitization and Reprocessing (EMDR), Integrative Therapy, Acceptance & Commitment Therapy (ACT), and Existential Therapy.