

Atascadero residents with Aetna can connect with mental health providers through Headway, offering flexible virtual and in-person sessions. With copay ranges from $0-$40 and over 8,563 providers nationwide, find the right fit for your mental health needs without financial stress.
Welcome! I am Dr. Lyssabeth Mattoon, PhD, a clinical psychologist and trauma specialist, skilled at providing individual and family therapy for adolescents, children and adults. My calling in life is to support and empower trauma survivors to harness their inner strength as part of the healing process.
Education:
Licensed CA Clinical Psychologist, 2013
Clinical Psychology, PhD, 2010
Clinical Psychology, MA, 2007
Psychology, BA, 2002
Welcome! I’m Marissa Brooks, a Licensed Clinical Social Worker with years of experience working in the mental health field. Throughout my career, I have worked in a variety of treatment settings, including crisis residential programs and outpatient mental health services. I hold a Bachelor’s degree in Psychology with an emphasis in Criminal Law and Behavior, as well as a Master’s degree in Social Work. I specialize in working with adults experiencing anxiety, depression, life transitions, and stress management.
I want to make this process easy yet challenging for you.



Headway makes it easy to get affordable in-network mental health care with Aetna — from finding the right therapist or psychiatrist, to understanding costs, to booking your first session.
Use left and right arrow keys to switch tabs. Press Shift+Tab to return to the tab list from links in the selected tab.