Monte Nido
Agoura Hills, California · 5.4 mi from Thousand Oaks
Thousand Oaks has 20 addiction-treatment facilities reporting First Health acceptance, where you can compare their levels of care, insurance details and locations to contact them directly.

Treatment centers near Thousand Oaks that report accepting First Health are far more common here than elsewhere in the directory—56 times more prevalent—making this area unusually accessible for those covered by First Health plans seeking addiction and mental-health care.
7 within 10 miles · 19 within 25 miles · 24 within 50 miles
Intensive outpatient and partial hospitalization programs are available at nearly all 20 treatment centers near Thousand Oaks that report First Health rehab coverage. Dual-diagnosis care—essential when addiction and mental health conditions occur together—is offered across all 20 locations, which matters because untreated co-occurring disorders often drive relapse. If you need residential rehab with First Health in Thousand Oaks CA, 19 of the 20 centers offer that level, giving you solid local options without traveling far.
Most centers also accept military TRICARE and Medicaid alongside private insurance, expanding flexibility if your situation changes. The choice narrows mainly at residential level, where one center doesn't report availability—a small gap in an otherwise consistent local network. To understand what your specific First Health plan covers, including any cost-sharing or prior authorization requirements, you'll want to verify your benefits directly; this directory can help connect you with centers nearby so you can ask them which plans they work with and what the admissions process looks like from there.
20 of the 20 that report it in Thousand Oaks — 100%, against 22% across the directory.
6 of the 13 that report it in Thousand Oaks — 46%, against 5.7% across the directory.
6 of the 20 that report it in Thousand Oaks — 30%, against 2.8% across the directory.
20 of the 20 that report it in Thousand Oaks — 100%, against 1.8% across the directory.
5 of the 20 that report it in Thousand Oaks — 25%, against 13% across the directory.
Before you call a treatment center, pull up your First Health insurance card and policy documents. You'll need your member ID, group number, and plan name—information the center will ask for to check whether you're in-network and what your benefits cover.
Ask the treatment center directly whether they're in-network with your specific First Health plan, since network status can vary by plan type. If they are, ask about your deductible, copay or coinsurance, and any prior authorization the center will handle on your behalf.
Roughly 20 treatment centers near Thousand Oaks report accepting First Health, but coverage details depend entirely on your individual plan. Call First Health directly at the number on your card to confirm what services your plan covers before committing to a center.
If the center you prefer is out-of-network, ask them whether they'll file claims to First Health and what you'd owe out-of-pocket. Some out-of-network providers have streamlined billing with major carriers, which can lower your costs.
Co-occurring mental health conditions are the norm rather than the exception in this group: every one of the 20 listings treats co-occurring disorders alongside depression and PTSD or trauma, and 14 also list anxiety specifically. On the substance side, alcohol, cocaine, opioids and methamphetamine each show up across at least nine facilities, so someone dealing with more than one of these conditions at once has a broad set of options rather than a narrow specialty clinic to search out.
For a family comparing programs, this means the harder question usually isn't whether trauma or a co-occurring diagnosis will be addressed — most of these places say it will be — but which specific therapies and clinical approach fit best. Family, individual, cognitive behavioral and group therapy are offered almost universally, while trauma-informed and holistic approaches appear less consistently, so it's worth asking a facility directly which of those it applies and confirming First Health benefits for the specific level of care being considered.
First Health plans typically cover addiction and mental-health treatment, but your specific coverage depends on your individual plan and policy details. To know what your plan covers, you'll need to verify your benefits directly with First Health or through your plan documents—call the member services number on your insurance card.
Call the member services number on your First Health card and ask whether your plan covers the level of care you need (residential rehab, intensive outpatient, partial hospitalization, or another type). Have your policy number ready, and ask specifically about in-network providers in the Thousand Oaks area and any pre-authorization requirements.
In-network providers typically cost less out of pocket because First Health has negotiated rates with them. Out-of-network facilities may be covered, but you'll usually pay a higher percentage of the cost yourself. Asking your provider whether they're in-network with your specific First Health plan is the quickest way to know what to expect.
Pre-authorization means First Health reviews your treatment plan in advance to confirm coverage before you begin care. Your chosen treatment facility usually requests this on your behalf, but you can also contact First Health directly to ask whether your plan requires it for the level of care you're considering.
Many treatment facilities in the Thousand Oaks area accept First Health, and most also accept multiple payment methods including military TRICARE, Medicaid, and self-pay options. If a facility you're interested in doesn't take First Health, ask whether they can work with out-of-network benefits or whether they offer payment plans.
Treatment providers in the area commonly offer dual-diagnosis and co-occurring care, intensive outpatient programs, partial hospitalization, and residential rehab. Call First Health to confirm which of these levels your plan covers, then ask your provider which options they offer and which fit your needs.
Contact First Health member services and provide your policy number and the facility's details. Ask whether the facility is in-network and what the estimated out-of-pocket cost would be, including deductibles and copays. Keep in mind that estimates are not guarantees—your actual costs depend on your specific plan design and the services you receive.
If your chosen facility is out-of-network, First Health may still cover part of the cost depending on your plan. Ask the facility whether they can bill First Health as an out-of-network provider, or contact First Health directly to understand your coverage options and any additional costs you may owe.
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and 9 more
Reported by 20 of the 20 listed here.
and 11 more
Reported by 20 of the 20 listed here.
and 7 more
Based on the 13 that report it; others have not said.
and 9 more
Reported by 20 of the 20 listed here.
Based on the 13 that report it; others have not said.
Reported by 18 of the 20 listed here.
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Thousand Oaks, California · 1.6 mi
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