Pia Quimson-Guevarra

Pia Quimson-Guevarra, D.O., is a board-certified psychiatrist and forensic psychiatrist practicing in the Portland, Oregon area through her practice, Quimson Behavioral Health. Her clinical work encompasses the diagnosis and treatment of mental health disorders, medication management, and psychotherapy, delivered both in person and via telehealth to patients throughout Oregon.

In addition to her clinical practice, Dr. Quimson-Guevarra provides psychiatric expert witness services, including forensic consultation and evaluation. She is available for forensic matters requiring psychiatric assessment and opinion, drawing on her dual board certifications in general psychiatry and forensic psychiatry.