Meet Our Staff

Owner & CEO

Tom Harrer, LMFT, is the Owner and CEO of Auburn Davis Center for DBT. With over 15 years of experience in mental health, Tom has worked in a variety of settings, starting in Short-Term Residential Therapeutic Programs (STRTPs) in 2007. His career has taken him through dual diagnosis treatment in South Sacramento and back to STRTPs before joining the clinic in 2022. For the past six years, he has specialized in Dialectical Behavior Therapy (DBT), focusing on integrating DBT skills into daily life in a meaningful and practical way.

Licensed Marriage and Family Therapist

I am a Licensed Marriage and Family Therapist. I graduated from Sacramento State University with a Master's degree in counseling in 2017. I have extensive experience working with adolescents.

Therapist

Helping clients become their most authentic selves is my focus. I graduated with a Masters Degree in Clinical Counseling from Bellevue University in 2016 and have spent most of my career in community mental health, recently making the transition to private practice.

Practice Manager

Carl Phillips has worked in the mental health field since graduating from Sac State. He worked for a while as a direct service provider for youth in residential treatment before transitioning to a case manager position.

Licensed Marriage and Family Therapist

Robyn Morden is a licensed marriage and family therapist and has fulfilled a variety of professional roles within the social services field over the last twenty years. She has an extensive background working with foster youth in a residential treatment setting and is passionate about serving youth and their families.

Licensed Clinical Social Worker

Anna Aper is an experienced Licensed Clinical Social Worker (LCSW #104159) with a diverse background in clinical administration, residential youth care, and specialized outpatient therapy. She currently serves as Clinical Director at Paradise Oaks Youth Services, where she oversees clinical operations, designs evidence-based treatment programs, and mentors multidisciplinary staff. Additionally, Anna provides individual and group therapy at the Auburn Davis Center for DBT and PATH Mental Health, specializing in Dialectical Behavior Therapy (DBT), emotional regulation, distress tolerance, and crisis intervention.

Licensed Clinical Psychologist

Dr. Cassandra Gergely holds a Doctor of Psychology (Psy.D.) in Clinical Psychology from La Salle University and a Bachelor of Science in Psychology from Boston College. She completed her postdoctoral residency and doctoral internship at Kaiser Permanente Napa-Solano, where she delivered comprehensive Dialectical Behavior Therapy (DBT), evidence-based anxiety and trauma protocols, and detailed psychodiagnostic evaluations for ADHD, Autism Spectrum Disorder, and complex clinical presentations.

Licensed Clinical Social Worker

Leonie Barber is a Licensed Clinical Social Worker (LCSW #140341) specializing in trauma-informed care, youth advocacy, and crisis intervention. She currently serves as a Facility Social Worker and Therapist at Paradise Oaks Youth Services, providing high-acuity residential therapeutic care for adolescents who have experienced complex trauma. In her role, Leonie conducts comprehensive biopsychosocial assessments, formulates individualized treatment plans, and leads multi-disciplinary safety interventions.

Licensed Clinical Social Worker

Sonia Lewis is a seasoned Licensed Clinical Social Worker (LCSW #139919) with over 20 years of dedicated service supporting youth, families, and high-need populations throughout the Sacramento region. Her expansive clinical background spans forensic assessment, acute psychiatric care, residential treatment, and community engagement. Sonia currently serves as a Mental Health Counselor conducting forensic and court-ordered assessments for Sacramento County, while also providing individual and family therapy as a Social Services Clinician at Heritage Oaks Hospital.

Adolescent Program Manager

Christian Couto has worked with young people in this community for 10+ years. He has worked as an RADT (Registered Alcohol/Drug Technician) for the past 3½ years, serving as the Adolescent Program Manager for a large outpatient substance use disorder program in Placer and Nevada counties.