Rehab programs California
Rehab programs California covers begin with one straightforward question about intensity. SAMHSA FindTreatment.gov lists 947 facilities across the state as of November 2026. This guide walks through each level so your questions get sharper.
Choosing an appropriate level of care begins with knowing what each setting requires of you. Medical detox means 24/7 monitoring while withdrawal runs its course; outpatient programs let you stay home and come in for sessions a few times each week. According to the SAMHSA listings, California has 358 detox facilities, 351 inpatient and residential rehab programs, and 639 outpatient rehab options, so the span is wide. These SAMHSA-listed rehab centers in California include detox, residential, and outpatient programs at differing intensities. Those counts are a snapshot of licensed providers, not a referral list, and availability shifts.
Cost and insurance frequently influence the decision as much as clinical need. The same listings indicate 569 facilities accept Medicaid, 597 accept private insurance, and 755 accept self-pay. Comparing rehab facilities in California by insurance and level of care saves time and phone calls. A free helpline can help you determine which of these rehab centers in California match your insurance and the intensity of care you need. Calls remain private and obligate you to nothing.
Choosing among rehab centers
Check the level of care first
Find out how many hours a week the program expects and whether you stay overnight. If your withdrawal risk is significant, starting with medically supervised detox is safer. Less intensive levels tend to work best when your home surroundings support early recovery. When choosing a rehab center in California, match the level to your withdrawal risk.
Verify insurance and cost
Get in touch with your insurer or Medi-Cal and ask which facilities belong to the network. The listings show 569 facilities accepting Medicaid and 597 accepting private insurance. Should cost stand in the way, ask about sliding-scale fees; 283 facilities offer them, and 170 offer payment assistance.
Look for dual diagnosis support
Plenty of people with a substance use disorder also live with a mental health condition. Ask whether the program screens for both and treats them together. When a program coordinates mental health care alongside addiction treatment, that is often called dual diagnosis care. Finding dual diagnosis treatment in California starts with one direct question about how the two are handled together.
Ask about medications and aftercare
If medication for opioid use disorder belongs in your plan, confirm the program provides it or can send you to someone who does. Ask as well about discharge: outpatient follow-up, housing referrals, and peer support can steady the transition.
Rehab programs California
Rehab programs California offers differ mainly in hours per week, where you sleep, and the amount of daily support. Inpatient and residential rehab means you live at the facility, usually with 24-hour staffing. Partial hospitalization (PHP) typically involves several hours of treatment most days, but you return home or to sober living at night. Intensive outpatient (IOP) is usually a few sessions a week, often three hours at a time. Plain outpatient rehab is the least intensive and can include medication visits or weekly counseling. Both inpatient and outpatient rehab programs in California appear across the SAMHSA listings at several levels, so it helps to know what each one involves before you call. If the risk of withdrawal is high, medically supervised detox should come before any lower level of care. Coming off alcohol and benzodiazepines can be hazardous so medical staff should supervise it, and tapering needs a clinician's guidance. If medication for opioid use disorder fits your situation, Suboxone or methadone through an opioid treatment program might be part of your plan. The listings show 605 facilities offering medication for opioid use disorder and 129 methadone clinics. These addiction treatment programs in California differ a lot in hours and housing, so a good fit depends on your health, your living situation, and what your insurance covers.
| Care type | Locations | Medicaid | Coverage |
|---|---|---|---|
| Medically supervised detox | 358 | 193 | 300 |
| Inpatient rehab | 351 | 151 | 244 |
| Day treatment (PHP) | 183 | 70 | 174 |
| IOP programs | 387 | 234 | 245 |
| Outpatient counseling | 639 | 429 | 386 |
| Suboxone and MAT | 605 | 354 | 477 |
| Methadone clinics (OTPs) | 129 | 120 | 107 |
Good to know
What are rehab programs California offers for different needs?
California has several levels of care: medical detox, inpatient and residential rehab, partial hospitalization (PHP), intensive outpatient (IOP), outpatient rehab, and medication for opioid use disorder. The state has 947 SAMHSA-listed rehab facilities in California across these levels as of November 2026. Most people begin with an assessment, then choose the least intensive level that still meets their needs. Calling the helpline can help you shorten the list before you contact programs on your own.
How long are inpatient programs?
Inpatient and residential rehab programs vary in length, and no single timeline fits everyone. Some are short-term, around 28 days, while others last several months. The right duration depends on your health, withdrawal risk, and progress. In California, 351 inpatient and residential rehab facilities are listed, and each sets its own program length. Ask the program directly about expected stay and what aftercare they provide.
Does Medi-Cal pay for rehab in California?
California's Medicaid program is Medi-Cal, which covers many substance use treatment services, though coverage depends on the provider and level of care. Among the SAMHSA listings, 569 facilities accept Medicaid. If you have Medi-Cal, ask the facility whether it is in network and what authorization is needed. The state Medicaid program can confirm your benefits, and a free helpline can help you locate programs that take Medicaid.
What are the different types of rehab?
The main types include medical detox, inpatient or residential rehab, partial hospitalization (PHP), intensive outpatient (IOP), outpatient rehab, and medication for opioid use disorder. In California, the listings show 358 detox facilities, 351 inpatient and residential programs, 183 PHP programs, 387 IOP programs, 639 outpatient rehab facilities, and 605 facilities offering medication for opioid use disorder. Levels differ in weekly hours and in where you stay while in treatment.
How much is 28 days in rehab?
What 28 days in rehab costs varies widely by facility, level of care, and your insurance. We don't list prices because they change and depend on your coverage. What we can say is that 597 facilities accept private insurance, 569 accept Medicaid, and 283 offer sliding-scale fees. If you have insurance, ring the number on your card and ask about behavioral health benefits. A free helpline can also help you compare options.