Quimson Behavioral Health provides comprehensive mental health services to patients throughout Oregon, offering in-person and tele-health services. Our experienced providers, including board-certified psychiatrist Pia Quimson-Guevarra, DO and certified physician assistant Cayley Mesterheide, PA-C, employ a balanced treatment approach that includes medications, education, and talk therapy to promote emotional wellness and growth. We specialize in treating anxiety, depression, attention deficit hyperactivity disorder (ADHD), and other mental health disorders, and also offer psychiatric expert witness services, including forensic consultation and evaluation. Our mission is to provide a supportive environment where individuals can explore their thoughts, emotions, and behaviors and develop strategies for personal growth and well-being.