Hillside Recovery Center
Woodland Hills, California · 12.6 mi from Simi Valley
Three treatment centers in and around Simi Valley report accepting Intermountain Health, with options ranging from inpatient to outpatient care that you can compare and verify through your plan.

Three treatment centers near Simi Valley report accepting Intermountain Health, offering detox and a range of evidence-based and holistic approaches for alcohol and drug addiction alongside mental-health care.
2 within 25 miles · 4 within 50 miles
All three treatment centers near Simi Valley that report accepting Intermountain Health offer medical detox, giving you multiple entry points if that's your starting level of care. Beyond detox, the choice narrows: two of the three provide aftercare and continuing care, and two offer outpatient rehab options. This means detox access is straightforward locally, but if you're seeking ongoing support or outpatient treatment specifically, you'll want to confirm availability when you reach out to each facility during your admissions process.
Since all three centers also accept private insurance alongside Intermountain Health, they're experienced in working with your coverage type—though what your plan actually covers depends on your individual benefits, which you'll need to verify directly. Each facility serves men, women, and LGBTQ+ individuals, so you can focus on finding the right fit for your needs rather than worrying whether a place will work with your insurance or welcome you.
Intermountain Health offers coverage across multiple levels of addiction treatment, but your specific plan determines what benefits apply—medical detox, inpatient rehab, outpatient care, and medication-assisted treatment may all be available depending on your policy details.
Call the treatment center's admissions team before your first appointment and ask directly whether they accept your Intermountain Health plan and whether you'll need prior authorization; this step prevents delays and surprises about your out-of-pocket responsibility.
Three facilities in the Simi Valley area currently report accepting Intermountain Health, though availability changes and some may have wait times—your insurance phone line and the center's admissions staff can confirm real-time openings and network status.
If the program you want is out of network, ask Intermountain Health about out-of-network coverage and appeal options; some plans cover out-of-network care at a higher cost-share, especially if no in-network option meets your clinical needs.
Before you call a treatment center, have your Intermountain Health member ID and policy number ready—this lets intake staff check what your plan will actually cover. Know your deductible and any out-of-pocket limits if you can find them quickly, but don't delay if you can't; the center's benefits verification team can pull that information once you connect. If the program you want is out of network, ask whether the center has a relationship with Intermountain Health for out-of-network benefits or sliding-scale fees; some facilities negotiate directly with insurers to offset costs.
California residents with both Medicaid (Medi-Cal) and an Intermountain Health commercial plan should verify which coverage is primary before starting treatment, since this affects which benefits pay first and what you'll owe. The center's admissions or billing staff can help sort this out, and you can also call Intermountain Health directly to confirm your specific plan's addiction-treatment benefits—what levels of care it covers, any prior-authorization requirements, and whether you need a referral. If you're in crisis or thinking of harming yourself, call or text 988 (Suicide and Crisis Lifeline) or 911; getting to safety comes first.
Intermountain Health plans commonly cover medical detox, inpatient and residential rehab, intensive outpatient programs (IOP), standard outpatient treatment, and medication-assisted treatment (MAT), though specific benefits vary by your individual plan. To confirm what your plan includes, contact Intermountain Health directly with your member ID and ask about your addiction-treatment benefits, any required pre-authorization, and in-network facilities near Simi Valley.
Many treatment facilities in and around Simi Valley accept Intermountain Health as an in-network provider, which typically means lower out-of-pocket costs for you. Call facilities directly to confirm they're in-network under your specific plan, or ask Intermountain Health for a list of contracted providers in Ventura County.
Call Intermountain Health's customer service with your member ID and ask them to verify your benefits: covered levels of care, any deductible or copay amounts, whether pre-authorization is required, and which local facilities are in-network. Request written confirmation so you have it in front of you when you contact treatment providers.
Pre-authorization is approval from your insurance company before treatment begins; many facilities request it directly from Intermountain Health on your behalf as part of the admissions process. Ask any facility upfront whether they handle pre-auth or if you need to request it yourself, and give them your member ID so they can move quickly.
If a facility you prefer is out-of-network, you may still receive some coverage depending on your plan's out-of-network benefits, though you'll likely pay more. Ask Intermountain Health what your out-of-network deductible and coinsurance are, and ask the facility about their rates and payment plans.
Detox, intensive outpatient programs, standard outpatient treatment, and aftercare services are all available at facilities in the Simi Valley area that accept Intermountain Health. Confirm with your plan which levels of care your coverage includes and whether any require pre-authorization.
If you have both Medicaid and Intermountain Health, Medicaid typically pays first, and Intermountain Health may cover costs Medicaid doesn't — though this depends on your specific plans. Contact both to understand which plan is primary and how they coordinate benefits.
Call Intermountain Health to start the admissions process, and ask them which Simi Valley facilities are in-network; you can also contact facilities directly and they'll verify your coverage with your insurance company. Be ready with your member ID, and ask about pre-authorization timelines so you know when you can begin treatment.
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