Our Therapists

Wendy Douglas


Wendy Douglas, LCSW, MSPH has been practicing DBT for 14 years. She was intensively trained in DBT at Harbor UCLA in 2006 while she worked at L.A. County's Edelman Westside Mental Health Clinic providing DBT services for more than seven years. She completed her Advanced DBT Training under Shari Manning and Kate Comtois in 2017. She holds a Master of Social Work from UCLA and a Master of Science in Public Health from Tulane University in New Orleans. Wendy founded San Fernando Valley DBT in 2012. She currently has private practice locations in Beverly Hills, Sherman Oaks, and Woodland Hills where she specializes in seeing teens and adults with emotion regulation disorders. Wendy is also a certified Anger Management Therapist. She currently sits on a DBT Team with a number of other experienced therapists and offers DBT trainings for therapists all over L.A.

Diane DeMartino

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Diane DeMartino, LCSW has been cofacilitating the DBT groups for six years. She received her Comprehensive DBT Training in 2015 under Dr. Lynn McFarr, Director of the Cognitive Behavioral/Dialectical Behavior Therapy Clinic at Harbor UCLA (a Behavioral Tech approved training site) where she practiced DBT with adults for four years. She holds a Master of Social Work from the University of Southern California and has been certified by the Academy of Cognitive Therapy. She currently works at the Camden Center in West Los Angeles where she specializes in treating patients with emotion regulation disorders and dual diagnoses. Prior to embarking on her career as a psychotherapist, Diane was a broadcast journalist and television producer at NBC News and other broadcast outlets where she honed her interviewing skills and developed her passion for working with people.

Chelsea Drumheller

Chelsea Drumheller

Chelsea Drumheller, ASW has been practicing DBT since she relocated to Los Angeles from Washington D.C. in 2014. She holds a Master of Social Work from USC and was trained in DBT by Harbor UCLA and by Dr. Lane Pederson. In addition, she is trained and certified in Trauma Focused-Cognitive Behavioral Therapy (TF-CBT) and Triple P (Positive Parenting Program). She has experience with children, adolescents, transitional age youth (TAY), adults, and monolingual Spanish speakers and has co-facilitated outpatient DBT groups for adolescents, TAY, and adults. She currently works for the L.A. County Department of Mental Health Edelman Westside Mental Health Center Child and Family Program as a bilingual therapist providing comprehensive outpatient mental health services to a diverse population of children, adolescents, TAY, and their families.

Chereta Mays


Chereta Mays, LCSW is a Licensed Clinical Social Worker and received a Masters in Social Work from the University of Southern California in 2010. She was trained in DBT at Harbor UCLA and previously co-facilitated DBT groups at the Edelman Westside Mental Health Clinic at the L.A. County Department of Mental Health. She is also trained in Cognitive Behavioral Therapy, Problem Solving Therapy, and Seeking Safety. Since 2016, she has specialized in crisis intervention and has experience providing psychological first-aid during the Malibu fires, the after-math of active shooter incidents, and many other high-conflict situations. Chereta frequently provides lectures at local universities and colleges, educating students about mental health and stigma.

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