3 Best Psychologists in Renton, WA

“2026 Update: Dr. Pelin Hattatoglu is a Licensed Clinical Psychologist with a PhD in Clinical Psychology from the Pacifica Graduate Institute in California. She specializes in psychotherapy and psychological/neuropsychological assessments, working with a wide range of mental health concerns for individuals of all ages in multiple treatment settings. She practices at Optimum Mental Health Services, where her psychodynamic approach is tailored to the unique needs of each patient. Dr. Pelin Hattatoglu provides psychotherapy for adults exclusively through telehealth. Her areas of expertise include depression, anxiety, trauma, loss, mood disorders, and personality disorders. Optimum Mental Health Services offers programs and services designed to address the needs of teenagers, adults, and families. Additionally, the center provides transcranial magnetic stimulation (TMS) therapy through Eastside TMS and Wellness Center and FDA-approved depression treatment for individuals with treatment-resistant major depressive disorder.”

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“2026 Update: Dr. Mary Hendrickson is a clinical psychologist who earned her degree in 1997 from Finch University of Health Sciences/Chicago Medical School (now Rosalind Franklin University) with a PhD in health psychology. She currently works with individual adults and has prior experience working with children and families. Her therapeutic approach combines Cognitive Behavioral Therapy (CBT) and Eye Movement Desensitization and Reprocessing (EMDR), along with Dialectical Behavior Therapy (DBT), to help clients leverage their strengths and address challenges. Dr. Mary Hendrickson also offers online telehealth sessions and practices at an additional location in Issaquah. LifeStance Therapists & Psychiatrists in Renton/Oakesdale operates more than 550 locations across 33 states and employs over 8,000 mental health professionals, including therapists, psychiatrists, advanced practice nurses, and psychologists. LifeStance is a mental healthcare organization that provides evidence-based, medically guided treatment.”

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“2026 Update: Dr. Launi Treece received her doctoral degree with a focus in Health Psychology from the California School of Professional Psychology in 1996 and has been working in the counseling field since 1989. She is a licensed psychologist. Dr. Launi Treece owns and operates Willow Tree Counseling. Dr. Launi Treece has specialized training in EMDR (Eye Movement Desensitization and Reprocessing), a method used to address various forms of trauma, and in Lifespan Integration to support deeper therapeutic work. Her practice incorporates a range of therapeutic approaches designed to promote mental wellness and personal growth.”

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