We list 5 free & state-funded rehabs in Costa Mesa, CA, based on SAMHSA's FindTreatment.gov data. Compare services, insurance accepted and accreditation, or call for free help choosing.
State-Funded / Low-Cost: the basics
State-funded rehab programs use public money, including federal SAMHSA block grants, to provide free or low-cost addiction treatment to people who can't afford it. They usually serve people with low incomes and no insurance or not enough insurance. Availability and rules vary by state and county, and some programs have waitlists. Read the full guide →
2026 rankings
Ranked by the StartDrugRehab Score: accreditation, levels of care, patient ratings and payment options. Featured or claimed status never affects rank. How we rank
Best for: Intensive outpatient careJoint CommissionNCQA
Why it made our list: Joint Commission and NCQA accredited; offers PHP, IOP, MAT, and dual diagnosis care; accepts private insurance, TRICARE, and self-pay.
Best for: Detox and residential careJoint CommissionCARF
Why it made our list: Joint Commission and CARF accredited; offers detox, residential care, MAT, and dual diagnosis care; accepts private insurance, TRICARE, and self-pay.
Best for: Detox and residential careJoint Commission
Why it made our list: Joint Commission accredited; offers detox, residential care, and MAT; accepts private insurance, self-pay, and sliding-scale fees.
Best for: Supervised detoxCOA
Why it made our list: COA accredited; offers detox, outpatient care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and Medicare.
Best for: Residential treatment
Why it made our list: Offers residential care and MAT; accepts private insurance, self-pay, and sliding-scale fees.
Costa Mesa, CA 92627
Joint Commission · CARF accredited
Levels of care
Payment accepted
Private insurance · TRICARE · Self-pay +1 more
“Get help” calls our free helpline, not this facility.
Costa Mesa, CA 92627
Joint Commission accredited
Levels of care
Payment accepted
Private insurance · Self-pay · Sliding scale +1 more
“Get help” calls our free helpline, not this facility.
Costa Mesa, CA 92626
Joint Commission · NCQA accredited
Levels of care
Payment accepted
Private insurance · TRICARE · Self-pay +2 more
“Get help” calls our free helpline, not this facility.
Costa Mesa, CA 92627
COA accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +3 more
“Get help” calls our free helpline, not this facility.
Costa Mesa, CA 92627
Levels of care
Payment accepted
Private insurance · Self-pay · Sliding scale +1 more
“Get help” calls our free helpline, not this facility.
We list 5 free & state-funded rehabs in Costa Mesa, CA, based on SAMHSA's FindTreatment.gov data (updated October 2026).
Look for state licensing and accreditation (The Joint Commission or CARF), the right level of care for your needs, evidence-based therapies, and insurance compatibility. Read our guide to choosing a rehab or call (833) 589-6933 to talk it through.
Most private plans and Medicaid cover substance use treatment when it's medically necessary, but benefits vary by plan and network. Call (833) 589-6933 for a free, confidential benefits check.
Source: SAMHSA FindTreatment.gov, data updated October 2026. Listings are not endorsements.
