California Mental Health Centers — Inpatient Rehab

Quest 2 Recovery provides drug and alcohol rehab in Lancaster, California. The program offers residential treatment and outpatient services with 24/7 confidential support. The facility serves the Antelope Valley region north of Los Angeles.

Sierra Health and Wellness Centers provides residential treatment and outpatient addiction and mental health care in Northern California. The program offers medically supervised detoxification, residential inpatient care, and intensive outpatient (IOP) levels, treating substance use disorders alongside co-occurring mental health conditions such as PTSD — with a specialized understanding of veterans and first responders. Sierra Health accepts Medicaid, Medicare, TRICARE, and most private insurance plans. Same-day assessments are available, and the program coordinates family involvement and aftercare planning.

Liberty House Recovery is a drug and alcohol detox and residential rehabilitation center on The Terrace in Redlands, California. Treatment plans are individual and trauma-informed, combining evidence-based therapy with holistic work, and dual-diagnosis programs treat co-occurring mental health conditions alongside the substance use rather than after it. Private and military insurance and self-pay are accepted, with insurance verification available including TriWest coverage.

AMFM Mental Health Treatment provides residential mental health care in Laguna Hills, California, with integrated treatment for co-occurring substance use disorders. The program offers individual therapy, group therapy, family therapy, and holistic approaches including yoga, nutrition counseling, and fitness in a structured residential environment.

BNI Treatment Centers offers residential mental health treatment for teens ages 12–17 in Agoura Hills, California. The program is physician-owned and operated, providing psychiatric care alongside individual and group therapy for conditions including depression, anxiety, and behavioral disorders. BNI integrates academics so teens can continue their education during treatment.

Hillcrest Adolescent Treatment Center provides residential treatment for teens ages 12–18 in Agoura Hills, California. The program is CARF-accredited and follows a 90-day treatment standard with individual therapy two to three times per week, plus experiential therapies including equine, surf, and expressive arts. Hillcrest treats dual diagnosis, mental health conditions, and substance use in a campus setting with outdoor spaces, a koi pond, and meditation gardens.

Our Common Ground provides residential substance use treatment in Palo Alto, California. The nonprofit program supports adults in recovery with structured residential care. It accepts Medicare.

Pacific Bay Recovery provides addiction treatment in San Diego, California. The program offers 24/7 admissions support with free insurance verification and a structured intake process. Treatment includes medically supervised detox and residential rehabilitation in a confidential setting.

Valley Star in San Bernardino, California provides residential substance use treatment, operated by Stars Behavioral Health Group. The program accepts Medicare and state-funded insurance.

Newport Academy provides residential behavioral health treatment for children, pre-teens, and adolescents ages 7 to 18, addressing mental health conditions including depression, anxiety, and trauma alongside substance use. As a leading national provider of teen treatment, Newport Academy's clinical model integrates individual, group, and family therapy with accredited academic instruction. The program accepts Medicaid and private insurance. Treatment is tailored developmentally, with separate programming for pre-teens and older adolescents.

Infinity Recovery provides medically supervised detoxification and residential treatment in San Diego, California, with a dual diagnosis program addressing both substance use and co-occurring mental health disorders. Treatment modalities include Cognitive Behavioral Therapy (CBT), Medication-Assisted Treatment (MAT), and other evidence-based practices. Infinity Recovery accepts Medicare, Medicaid, and private insurance. The program also offers specialized treatment for veterans and active-duty military personnel.

Newport Academy provides residential and outpatient mental health and substance use treatment for teens ages 12–18 in Sacramento, California. Founded in 2008, the program combines evidence-based clinical modalities including CBT, DBT, and EMDR with experiential and gender-responsive programming. Newport Academy accepts private insurance and offers family therapy and academic support as part of its integrated treatment model.

Evolve Adolescent Behavioral Health provides residential treatment, partial hospitalization (PHP), and intensive outpatient (IOP) programs for teenagers ages 12 to 17 in California. The program uses evidence-based approaches including dialectical behavior therapy (DBT) and cognitive behavioral therapy (CBT), combined with individual and family therapy, psychiatry, and academic support. Evolve accepts most private insurance plans including Aetna, Anthem, BlueCross BlueShield, Cigna, and United Healthcare. Each teen receives an individualized treatment plan addressing depression, anxiety, trauma, self-harm, and substance use.

Evolve Adolescent Behavioral Health has provided teen and adolescent treatment for mental health and addiction since 2014. Its San Diego-area Dove Song location offers residential treatment, including a newly opened neuroaffirming program designed specifically for autistic teens. Evolve accepts Medicaid and private insurance. Free assessments are available by calling 1-800-665-4769. Treatment integrates evidence-based therapies including CBT and DBT in a setting designed for adolescents.

New Directions for Veterans (NDVets) has provided comprehensive services to veterans in Los Angeles County since 1992. Founded by two formerly homeless Vietnam veterans, the organization offers substance abuse treatment, counseling, job referral and placement, money management classes, and legal and tax assistance. NDVets serves men and women veterans and their families, and is licensed by the California Department of Health Care Services. The program accepts Medicaid and Medicare.

HealthRIGHT 360's Pomona location provides residential substance use disorder treatment as part of one of California's largest nonprofit healthcare networks. With roots tracing to the Haight Ashbury Medical Clinics (1967) and Walden House (1969), the organization now operates over 50 programs across 10 California counties, serving more than 45,000 people annually. Services span primary medical care, mental health, dental care, and substance use treatment, with specialized programs for women, children, the LGBTQ+ community, and justice-involved populations. The organization received $16.4 million in Proposition 1 funding to build a new behavioral health facility at the Pomona Family Campus. HealthRIGHT 360 serves all community members regardless of insurance status or ability to pay.

Newport Academy in Orange County, California provides residential mental health and substance use treatment for adolescents ages 12–20. Founded in 2008, the program integrates clinical therapy with academic support so teens can continue their education during treatment. Treatment addresses depression, anxiety, trauma, and substance use through individual, family, and group therapy. Newport Academy accepts Medicaid, Medicare, TRICARE, and several private insurance plans.

Newport Institute offers residential mental health treatment in Santa Ana, California, for young adults struggling with mental health and co-occurring substance use disorders. The program provides individualized treatment plans with individual therapy, family therapy, and evidence-based modalities including EMDR and acceptance and commitment therapy. Gender-specific residential tracks and outpatient services are available.

Hotel California by the Sea provides residential mental health and substance use treatment in Costa Mesa, California. The program offers detox, residential treatment, and PHP/IOP levels of care with a focus on co-occurring disorders. The facility serves adults and provides both clinical and experiential therapies in a structured environment. The Costa Mesa location at 317 Rochester Street is one of several Orange County homes operated by the organization.

Intervention911, operating as Ken Seeley Communities, provides addiction treatment in Palm Springs, California. The program was founded by interventionist Ken Seeley and offers medical detox, residential substance abuse treatment, and a structured admissions process. The facility serves the Coachella Valley and Riverside County area.