We list 3 partial hospitalization programs in Montana, based on SAMHSA's FindTreatment.gov data, with the most in Billings (1), Great Falls (1), and Kalispell (1). Compare services, insurance accepted and accreditation, or call for free help choosing.
Partial Hospitalization (PHP): the basics
A partial hospitalization program (PHP) is a highly structured form of addiction treatment where you attend therapy and medical care most of the day, usually five days a week, then go home at night. It typically involves about 20 or more hours of treatment each week and often lasts a few weeks before stepping down. Read the full guide →
2026 rankings
Ranked by the StartDrugRehab Score: accreditation, levels of care, patient ratings and payment options. Featured or claimed status never affects rank. How we rank
Best for: Detox and residential careCARF
Why it made our list: CARF accredited; offers detox, residential care, PHP, and IOP; accepts private insurance, Medicaid, and TRICARE.
Best for: Intensive outpatient care
Why it made our list: Offers PHP, IOP, outpatient care, and MAT; accepts private insurance, Medicaid, and Medicare.
Best for: Intensive outpatient care
Why it made our list: Offers PHP, IOP, outpatient care, and dual diagnosis care; accepts private insurance, Medicaid, and TRICARE.
Billings, MT 59101
CARF accredited
Levels of care
Payment accepted
Medicaid · Private insurance · TRICARE +2 more
“Get help” calls our free helpline, not this facility.
Great Falls, MT 59405
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Kalispell, MT 59901
Levels of care
Payment accepted
Medicaid · Private insurance · TRICARE +3 more
“Get help” calls our free helpline, not this facility.
We list 3 partial hospitalization programs in Montana, based on SAMHSA's FindTreatment.gov data (updated October 2026).
The most listings are in Billings (1), Great Falls (1), and Kalispell (1).
Look for state licensing and accreditation (The Joint Commission or CARF), the right level of care for your needs, evidence-based therapies, and insurance compatibility. Read our guide to choosing a rehab or call (833) 589-6933 to talk it through.
Most private plans and Medicaid cover substance use treatment when it's medically necessary, but benefits vary by plan and network. Call (833) 589-6933 for a free, confidential benefits check.
Source: SAMHSA FindTreatment.gov, data updated October 2026. Listings are not endorsements.
