Loading listings...
Loading listings...
Is this your business?
Claim your free profile to update your info, respond to reviews, and start getting leads from clients searching for therapists in Ontario.
We verify your phone before sharing it — no spam.
Maria Cuellar is a therapist located in Ontario, OR. They specialize in counselor, addiction (substance use disorder). With over 19 years of experience, they bring deep expertise to every client.
Maria Cuellar holds an active professional license for your protection.
Looking for a therapist in Ontario, OR? Contact Maria Cuellar to discuss your needs and schedule a consultation. Compare ratings and reviews to find the right professional for you.
How much does therapy cost in Ontario, OR?
View 2026 pricing guide with cost breakdowns and local data
Ready to get started?
Compare professionals in your area to find the best fit.
Get a free, no-obligation quote. It takes less than a minute and Maria Cuellar will respond directly.