Dr. Moussai previously served as Medical Director of the VA Post-Deployment Clinic and was featured on Fox News in 2012 for his work with returning combat veterans. He has been peer-recognized and named a “Top Psychiatrist,” with inclusion in the Super Doctors directory.
Leyla Mallak, PMHNP
Leyla Mallak, PMHNP is a board-certified Psychiatric-Mental Health Nurse Practitioner dedicated to providing compassionate, evidence-based mental health care for adults and adolescents. With a holistic and patient-centered approach, Leyla focuses on understanding each individual’s unique experiences to create collaborative, personalized treatment plans. She integrates psychotherapy, medication management, and lifestyle interventions to support long-term wellness and improved quality of life.
Known for her warm, approachable style, Leyla strives to create a safe environment where clients feel heard, respected, and empowered in their healing journey. Her clinical interests include anxiety disorders, depression, trauma-related conditions, and mood disorders. Leyla is committed to reducing stigma around mental health and helping clients build resilience, balance, and lasting emotional well-being.
- Beverly Hills
- West Los Angeles
- Van Nuys/Sherman Oaks
- Sacramento
- Roseville
- Folsom
Also licensed in Colorado and Nevada
He has been recognized for 10 years in a row by “Southern California Super Doctors”.


