Orange County, CA

Addiction Treatment Across Orange County

Oasis Treatment Centers serves individuals and families throughout Orange County from our Costa Mesa clinic — offering evidence-based outpatient care, same-day admissions, and a dedicated clinical team close to home no matter which community you’re in.

Licensed & Accredited · 24/7 Admissions · Most Insurance Accepted · Same-Day Intake Available

PHP · IOP · Dual Diagnosis Treatment · Orange County’s Trusted Outpatient Program

Find out if your insurance will cover the cost of treatment.

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Orange County, CA
A Message to Orange County

We Understand Every Corner of Orange County

From the coastal communities of Newport Beach and Huntington Beach to the master-planned neighborhoods of Mission Viejo, Irvine, and Laguna Niguel — Orange County is diverse, but the pressures that lead to substance use are often the same: demanding careers, family expectations, and a culture that prizes keeping it together on the outside.

Wherever you call home in Orange County, you don't need to travel far or leave your community behind to get real help.

Our clinical team is based centrally in Costa Mesa — just minutes from wherever you're starting from.

Addiction Treatment Across Every OC Community

Our Facility
Oasis Treatment Centers
1901 Newport Blvd, Suite 271 • Costa Mesa, CA 92627
Central Orange County Location
Easy access via I-5, SR-73, and Bristol St from every direction
North & South County Access
Convenient for coastal cities and inland communities alike
Same-Day Admissions Available
Call today — no waiting lists
Serving residents across every Orange County community
Outpatient care that fits around work, school, and family life
Evidence-based treatment with a personal, community feel
Same-day admissions — no waiting lists
Start Your Recovery Today
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Orange County
communities served
95%
Of major insurance
plans accepted
24/7
Admissions &
intake support
Areas We Serve

Communities We Serve Across Orange County

Oasis Treatment Centers provides outpatient addiction treatment to residents throughout Orange County from our Costa Mesa clinic. Find your community below to learn more about treatment options near you.

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Costa Mesa, CA

Home to our main clinic — Costa Mesa residents get the shortest commute to our full range of outpatient programs.

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Newport Beach, CA

Coastal Orange County residents trust Oasis for confidential, evidence-based addiction treatment just minutes from Newport Beach.

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Irvine, CA

Irvine families turn to Oasis for outpatient recovery care that fits around work, school, and daily life.

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Huntington Beach, CA

Surf City residents get accessible, compassionate outpatient treatment close to home in Costa Mesa.

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Laguna Niguel, CA

South Orange County residents find personalized addiction care and a short drive to our clinical team.

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Mission Viejo, CA

Mission Viejo residents receive same-day admissions and dedicated outpatient support just miles from home.

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Greater Orange County

Don't see your city listed above? Wherever you are in Orange County, Oasis Treatment Centers is here to help you take the first step toward recovery.

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Why Oasis

Why Orange County Residents Choose Oasis

Choosing the right treatment provider is one of the most important decisions you'll ever make. Here's why families across Orange County trust Oasis.

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Centrally Located

Easily accessible from every Orange County community via I-5, SR-73, and Bristol St.

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Evidence-Based Care

CBT, DBT, EMDR, MAT — every program built on clinically validated methodologies delivered by licensed clinicians.

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Discreet & Private

Outpatient means no public inpatient admission. Maintain your standing in the community while getting the help you need.

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Same-Day Intake

No waiting lists. When you call, we're ready. Most new clients can begin treatment the same day they reach out.

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Most Insurance Accepted

We verify your benefits quickly and at no cost, so you can focus on recovery — not paperwork.

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Whole-Person Healing

We treat addiction, trauma, mental health, and long-term life goals — not just the substance.

Take the First Step
Your Recovery Starts Today —
Wherever You Are in Orange County

You don't have to leave your community. World-class outpatient addiction treatment is just minutes away — and our team is ready right now.

Licensed & Accredited Same-Day Intake Most Insurance Accepted 24/7 Admissions

Confidential • No Commitment • Free Benefits Verification