About Leemarie Lewis, PMHNP-BC
Leemarie Lewis is a Board-Certified Psychiatric Mental Health Nurse Practitioner with over six years of experience in emergency medicine, community health, and psychiatric care. She earned her Master of Science in Nursing from West Coast University, where she completed focused training in psychiatric assessment, psychopharmacology, and evidence-based therapeutic modalities across the lifespan. Her clinical interests include the treatment of anxiety, mood disorders, ADHD, OCD, trauma-related conditions, and substance use disorders.
She began her healthcare career at UCLA Health as a nursing assistant, where she frequently served as a one-to-one observer for patients in acute psychiatric crisis. This experience sparked her deep interest in mental health. She went on to provide care for unhoused individuals in Los Angeles, supporting both physical and psychiatric needs while advocating for underserved populations. Much of her clinical background was spent as an emergency department nurse at a Level 1 trauma and county facility, where she gained valuable experience managing complex psychiatric and medical emergencies with empathy and precision.
Leemarie is committed to delivering equitable, inclusive, and culturally responsive care. She emphasizes the importance of creating a collaborative, patient-centered environment where individuals feel heard, supported, and empowered in their mental health journey. She integrates preventive care, patient education, and individualized treatment planning into her practice.
Outside of work, Leemarie enjoys staying active, practicing self-care, and spending time with family and friends. She also loves traveling and trying new experiences that bring joy and balance to her life.
Education
West Coast University — Master of Science in Nursing (MSN)
Certifications
Psychiatric Mental Health Nurse Practitioner – Board Certified (PMHNP-BC)
Clinical Specialties & Interests
• Preventive care & patient education
• Care for unhoused individuals
• Emergency medicine & community health (UCLA Health, Level 1 trauma ED)
















