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Drug and Alcohol Rehab Centers in Simi Valley, CA

11 licensed programs

6 with medical detox

5 residential

7 outpatient

5 accept Medi-Cal

Simi Valley has 11 licensed addiction treatment programs in Ventura County. 6 offer medical detox, 5 offer residential treatment, 1 offers day treatment (PHP), 1 offers intensive outpatient, 7 offer outpatient treatment and 2 offer medication for opioid or alcohol use. 5 report accepting Medi-Cal. Every listing is matched to the California license roll and shows the date we last checked it, and the phone number on each one rings the program itself.

If someone is using every day and has been through withdrawal before, start with a program that can run medical detox. In Simi Valley that means All In Solutions Detox, House Of Life and 4 Seasons Detox. For a residential stay, All In Solutions Detox, House Of Life and 4 Seasons Detox hold residential licenses here.

If the person is stable and has a safe place to live, outpatient care keeps them at home at a fraction of the cost. Aegis Treatment Centers, Valiant Behavioral Health and Action Drug Rehabs run outpatient programs in Simi Valley. All In Solutions Detox offer an intensive outpatient schedule.

Map of 11 licensed programs in Simi Valley. Loads when scrolled into view.

Licensed programs

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  • 4 Seasons Detox

    Medical detoxResidential

    4 Seasons Detox offers medical detox and residential treatment in Simi Valley, California, under a state license. It holds a licensed record from the California Department of Health Care Services, number 560066AP, which we last checked on October 9, 2026.

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    (805) 991-5833

  • Action Drug Rehabs

    Medical detoxOutpatient

    Action Drug Rehabs is a state-licensed addiction treatment program in Simi Valley, California, offering medical detox and outpatient treatment. It holds a state record from the California Department of Health Care Services, number 560095AP, which we last checked on October 9, 2026.

    See full listing

    (800) 367-8336

  • Aegis Treatment Centers

    Medication for opioid or alcohol useOutpatient

    In Simi Valley, California, Aegis Treatment Centers is licensed by the state to provide outpatient treatment and medication for opioid or alcohol use. It holds a narcotic treatment program license from the California Department of Health Care Services, number 56-10, which we last checked on October 9, 2026.

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    (805) 522-1844

  • All In Solutions Detox

    Day treatment (PHP)Intensive outpatientMedical detoxMedication for opioid or alcohol useOutpatientResidential

    All In Solutions Detox holds California state licensing in Simi Valley for medical detox, residential treatment, day treatment (PHP), intensive outpatient, outpatient treatment and medication for opioid or alcohol use. It holds 2 state records from the California Department of Health Care Services, which we last checked on October 9, 2026; each is listed below.

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    (818) 938-2177

  • Aspire Counseling Services LLC

    Outpatient

    Aspire Counseling Services LLC offers outpatient treatment in Simi Valley, California, under a state license. It holds a state record from the California Department of Health Care Services, number 560068AP, which we last checked on October 9, 2026.

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    (888) 585-7373

  • House Of Life

    Medical detoxResidential

    House Of Life offers medical detox and residential treatment in Simi Valley, California, under a state license. It holds a licensed record from the California Department of Health Care Services, number 560083BP, which we last checked on October 9, 2026.

    See full listing

    (805) 888-8000

  • New Breath Recovery

    Medical detoxResidential

    In Simi Valley, California, New Breath Recovery is licensed by the state to provide medical detox and residential treatment. It holds a licensed record from the California Department of Health Care Services, number 560080AP, which we last checked on October 9, 2026.

    See full listing

    (805) 800-8708

  • The Simi Valley Center

    Outpatient

    In Simi Valley, California, The Simi Valley Center is licensed by the state to provide outpatient treatment. It holds a state record from the California Department of Health Care Services, number 560003AN, which we last checked on October 9, 2026.

    See full listing

    (805) 577-1724

  • Valiant Behavioral Health

    Outpatient

    In Simi Valley, California, Valiant Behavioral Health is licensed by the state to provide outpatient treatment. It holds a state record from the California Department of Health Care Services, number 560093AP, which we last checked on October 9, 2026.

    See full listing

    (805) 586-8139

Also licensed in Simi Valley

These programs hold a state license but have no website or Google listing we could find. Details come from the license record only. A program can claim its listing to add more.

Choosing a program in Simi Valley

Ask which state record the program holds before you compare anything else. California licenses residential and detox programs and certifies outpatient programs; both appear on the state roll and both are shown here. Where a website claims a level the record does not show, the listing says so.A program whose website promises a level of care its license does not cover is listed here with what the license shows, not what the website says.

If nothing in Simi Valley has an opening, the nearest cities with their own pages are West Hills (4), Chatsworth (10), Westlake Village (5), Thousand Oaks (11) and Agoura Hills (13).

Medi-Cal treatment in Ventura County is arranged through the county behavioral health access line, which can screen you by phone and refer you to a contracted program. More about treatment in Ventura County.

Common questions about treatment in Simi Valley

Does Medi-Cal cover rehab in Simi Valley?

Yes. 5 of the 11 licensed programs in Simi Valley report accepting Medi-Cal, including House Of Life, Aegis Treatment Centers and 4 Seasons Detox. Medi-Cal treatment in Ventura County is arranged through the county behavioral health access line, which can screen you by phone and refer you to a contracted program.

Which Simi Valley programs offer medical detox?

6 licensed programs in Simi Valley offer detox: All In Solutions Detox, House Of Life, 4 Seasons Detox, New Breath Recovery and Action Drug Rehabs. Ask each whether a nurse is on site overnight and which withdrawals it manages.

How do I know a program is licensed?

Every program on this page is matched to the California Department of Health Care Services license roll, and each listing shows the record it holds and the date we last checked it, with a link to the state’s own list.

Is there intensive outpatient or day treatment in Simi Valley?

Yes. Intensive outpatient: All In Solutions Detox. Day treatment: All In Solutions Detox.

What if nothing in Simi Valley has an opening?

The nearest cities with their own pages are West Hills (4 programs), Chatsworth (10 programs), Westlake Village (5 programs). Programs there are listed the same way.

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By level of care

Medical detoxResidentialDay treatment (PHP)Intensive outpatientOutpatientMedication for opioid or alcohol use