Average Cost Of Addiction Treatment In Montana (2026)

Figuring out the price of addiction treatment is often one of the hardest parts of getting started, especially since costs can vary greatly. In Montana, the price of addiction care depends on things like how intensive the program is, how long it lasts, and where the facility is located.

Statewide data can give people a clearer picture of what to expect before they start contacting treatment centers. This guide breaks down typical pricing for the levels of care available in Montana.

Average Rehab Program Costs In Montana

Programs that require living at the facility cost more than part-time programs, since housing, meals, and continuous staff supervision all factor into the price.

State-level cost data shows the following for Montana:

• the average outpatient rehab program in Montana costs about $1,627 per person
• a residential rehab program in Montana costs about $62,530 per person
• Montana ranks among the more expensive states in the country for residential (non-hospital) treatment
• approximately 4,537 people receive addiction treatment services in Montana each year

These figures represent statewide averages rather than set prices. What a person actually pays depends on the specific facility, the length of the program, and the type of care involved. Because residential treatment in Montana runs higher than in many other states, checking insurance benefits or state assistance options early on can make a difference in cost.

Cost By Level Of Care

Here’s how pricing typically breaks down across the main types of treatment available in Montana.

Medical Detox Costs

Detox costs in Montana generally track with national averages, landing around $250 to $800 per day. A detox stay lasting roughly a week can total between $1,750 and $5,600 for someone without insurance coverage.

Prices tend to rise when additional medication or closer medical supervision is needed during withdrawal.

Learn about medical detoxification services

Residential Treatment Costs

Residential treatment provides full-time care at a facility, combining structured therapy with round-the-clock support.

Residential treatment in Montana averages about $62,530 per person, one of the higher price points nationally. Montana’s rural geography and smaller population may play a role in these higher costs, since fewer facilities means less competition to help drive prices down.

Partial Hospitalization Program (PHP) Costs

PHP care in Montana typically costs $350 to $450 per day. A 30-day PHP program adds up to roughly $10,500 to $13,500 before insurance is applied. Most PHPs include a combination of therapy, medication oversight, and planning to reduce the risk of relapse.

Intensive Outpatient Program (IOP) Costs

A full IOP program in Montana usually costs between $3,000 and $10,000, depending on the program’s length. Daily rates tend to fall between $100 and $300.

Standard Outpatient Treatment Costs

More than 4,200 people enroll in Montana outpatient programs annually. The average outpatient program in Montana costs about $1,627 per person, which comes out to roughly $54 a day for a standard 30-day program. Individual session costs typically range from about $30 to $300.

Medication-Assisted Treatment Costs

Medication-assisted treatment (MAT) combines FDA-approved medication with counseling to treat opioid or alcohol use disorders. Typical MAT-related expenses in Montana include $100 to $500 a month for medication, not including physician visits and counseling.

Overall cost depends on the specific medication prescribed, the length of treatment, and what a person’s insurance plan covers.

Dual Diagnosis Treatment Costs

Dual diagnosis treatment is built for people managing a substance use disorder alongside a mental health condition. Since these programs combine psychiatric care with addiction treatment, they typically cost more.

Residential dual diagnosis treatment in Montana can run $10,000 to $30,000 a month, depending on the intensity of care required.

Learn about dual diagnosis treatment in Montana

Factors That Affect The Cost Of Addiction Treatment In Montana

Several factors influence how much a rehab program in Montana ends up costing.

Factors that affect pricing in Montana include:

• A longer program length generally adds to the total cost.
• Residential costs more due to higher staffing needs.
• Private facilities often charge more than state-funded or nonprofit programs.
• Additional medical or psychiatric care increases the overall price.
• Rural facilities may have different pricing than those in larger cities like Billings or Missoula.

Montana’s mix of private, nonprofit, and state-supported providers still gives families a range of options to consider, even with higher average residential costs.

Rehab Costs In Montana With Insurance Vs Without Insurance

Insurance can substantially reduce what a person pays for treatment, though the exact amount saved depends on the specific plan. Out-of-pocket costs typically come down to the deductible, copays, and whether a Montana rehab facility is in-network.

Private Insurance Coverage In Montana

Most private insurance plans available in Montana cover at least a portion of addiction treatment services. Commonly covered services include medical detox, residential treatment, outpatient programs, MAT, group counseling, and more.

Once a deductible has been met, many plans cover a substantial share of what remains.

Montana Medicaid Coverage

Montana expanded Medicaid in 2016 through the HELP Act, extending coverage to adults earning up to 138% of the federal poverty level. Montana Medicaid covers a range of behavioral health services, including screenings, outpatient treatment, and inpatient care for substance use disorders.

Services often covered by Montana Medicaid include:

• outpatient and inpatient treatment
• medication-assisted treatment
• crisis and behavioral health services
• additional support services through Montana’s HEART waiver, such as housing assistance and reentry support for people leaving incarceration

New federal work-reporting requirements are set to take effect for some Medicaid expansion enrollees starting in mid-2026, so residents who rely on this coverage should confirm their eligibility status stays current.

Learn about using Montana Medicaid for substance use treatment

Paying For Addiction Treatment Without Insurance

People without insurance coverage are generally responsible for the full cost of treatment.

Costs to plan for may include:

• program fees
• medical detox services
• medication
• mental health care
• housing during a residential stay

Montana also offers low-cost and free treatment options for people without insurance, along with state-funded programs for residents who meet income requirements. Many facilities also offer payment plans to help spread out costs over time.

Learn about state-funded rehab programs in Montana

Other Ways To Pay

Several strategies can help make treatment more affordable for Montana residents.

Ways to cover the cost of include:

• Setting up a payment plan directly with the treatment center.
• Applying for healthcare financing through a third-party lender.
• Asking about sliding-scale fees based on household income.
• Looking into state-funded treatment programs.
• Applying for grants or scholarships through nonprofit organizations.
• Relying on personal savings or support from family.

Combining a few of these options often makes treatment more manageable financially.

Read about free rehab facilities in Montana

Is The Cost Of Rehab Worth It In Montana?

Treatment comes with a real cost, but avoiding it tends to be more expensive in the long run.

Untreated substance use disorders often lead to:

• growing medical expenses
• difficulty maintaining employment
• legal complications
• strained relationships with family and friends

Thousands of Montana residents access addiction treatment services each year. For most people, the long-term benefits of recovery, including better health, financial stability, and stronger relationships, outweigh what treatment costs upfront.

Access To Care And Treatment Demand In Montana

Montana maintains a smaller but active network of addiction treatment providers, reflecting its more rural population.

State-level treatment data for Montana shows:

• 93 active substance use treatment facilities
• 4,537 individuals receiving addiction treatment annually
• 4,260 outpatient treatment enrollments each year
• 249 residential treatment enrollments
• about $6.9 million spent on outpatient treatment services
• about $15.6 million spent on residential treatment services

Montana’s rural landscape and limited number of treatment facilities can make access more challenging in some areas, which is part of why state programs like the HEART waiver continue to expand behavioral health services statewide.