Is this your facility? Claim this listing.Calls from this page currently go to our helpline. Claim it to show your own admissions number, a Verified badge and your website. Just $1 for your first month, then $49/month, cancel anytime.
Hillside Horizon is a private mental health treatment provider in Villa Park, California.
Levels of care offered here include residential treatment. Clinicians use approaches such as activity therapy, cognitive behavioral therapy, cognitive remediation therapy, couples/family therapy, and dialectical behavior therapy.
Payment options include private health insurance and cash or self-payment. Coverage depends on your specific plan, so verify benefits before admission.
The program accepts children and adolescents. It offers specialized groups for children/adolescents with serious emotional disturbance (SED).
No reviews on StartDrugRehab.com yet. Were you or someone you love treated at Hillside Horizon? An honest review helps the next family choose with confidence. It takes about 2 minutes, and you can post with just your first name or initials.
Reviews are checked against our Review Guidelines before they appear. We publish positive and negative reviews alike, and facilities can't pay to remove, change or reorder them. Reviews are personal opinions, not medical advice.
Who they serve & support services
Specialized groups
Children/adolescents with serious emotional disturbance (SED)
Hillside Horizon lists the following levels of care: mental health treatment. Services can change, so confirm current programs before admission.
Does Hillside Horizon accept insurance?
According to SAMHSA data, Hillside Horizon accepts private health insurance and cash or self-payment. Your exact coverage depends on your plan and network status. You can check your benefits with your insurer, or call (833) 589-6933 for a free benefits check.
Does Hillside Horizon offer detox?
Hillside Horizon does not list detox services. If you need medically supervised withdrawal first, see detox programs or call (833) 589-6933 for help finding one.
Who does Hillside Horizon treat?
Hillside Horizon accepts children/adolescents. Specialized groups include children/adolescents with serious emotional disturbance (sed).
What is Hillside Horizon's Google rating?
Hillside Horizon has a 5.0-star rating from 12 Google reviews (as of November 2026). Ratings reflect individual experiences and are not a measure of clinical quality.
How do I get admitted to Hillside Horizon or a similar program?
Admission usually starts with a phone screening and insurance check, followed by an assessment. You can contact Hillside Horizon directly at 951-540-0231. Our admissions helpline at (833) 589-6933 can connect you with a licensed treatment provider, which may not be Hillside Horizon. Our helpline is not affiliated with Hillside Horizon.
“Get help” calls our free helpline, not this facility.
Source: SAMHSA FindTreatment.gov, data updated October 2026. Facilities report this information to SAMHSA, and it can change, so confirm details before admission. A listing is not an endorsement. StartDrugRehab.com is not affiliated with Hillside Horizon.
Questions about treatment or insurance?Speak with an admissions specialist. Free, confidential, available 24/7.Who answers?(833) 589-6933Call now