Marguerite Mullan is a board-certified psychiatric-mental health nurse practitioner (PMHNP-BC) with over 13 years of experience in mental health and substance use disorders. She holds a master’s degree in Nursing Education from Chamberlain University and a post-master’s certificate as a PMHNP from Monmouth University. She is passionate about providing quality, compassionate, and comprehensive mental health services to adults and children. Marguerite follows evidence-based guidelines blended with clinical experience, personal observation, and intuition. She has treated individuals with emotional and mental health needs, including depression, bipolar disorder, ADHD, substance use disorder, post-traumatic stress disorder, anxiety disorders, and sleep disturbances. She has experience treating individuals in all levels of care, including inpatient and outpatient settings. With compassion and understanding, Marguerite’s comprehensive approach to mental health treatment is based on mindfulness and positive self-expression.