State

Opioid treatment programs (methadone clinics) in Montana

8 treatment centers. Facilities SAMHSA lists as an opioid treatment program (OTP) or as a federally certified opioid treatment program. Certified OTPs are the programs allowed to give methadone for opioid use disorder; many also offer buprenorphine or naltrexone.

All 8 in Montana

Community Medical Services
Substance use · Belgrade · 8707 Jackrabbit Lane, Suites D and F

(406) 404‑7900
Community Medical Services
Substance use · Billings · 2040 Rosebud Drive, Suites 7 and 8

(406) 969‑4812
Community Medical Services
Substance use · Kalispell · 795 Sunset Boulevard, Suite F

(406) 206‑3885
Community Medical Services
Substance use · Missoula · 2415 South Catlin Street

(406) 549‑0114
Community Medical Services- Billings
Opioid treatment program · Billings · 2040 Rosebud Drive, Suites 7 and 8

(406) 969‑4812
Community Medical Services- Bozeman
Opioid treatment program · Belgrade · 8707 Jackrabbit Lane, Suites D and F

(406) 404‑7900
Community Medical Services- Kalispell
Opioid treatment program · Kalispell · 795 Sunset BLVD, Suites E and F

(406) 260‑4181
Community Medical Services- Missoula
Opioid treatment program · Missoula · 2415 South Catlin Street

(406) 549‑0114

Common questions

Opioid treatment programs (methadone clinics) in Montana: how many are there?

SAMHSA’s FindTreatment.gov directory lists 8 treatment centers in Montana that match (8% of the 95 listed in the state). Facilities SAMHSA lists as an opioid treatment program (OTP) or as a federally certified opioid treatment program. Certified OTPs are the programs allowed to give methadone for opioid use disorder; many also offer buprenorphine or naltrexone.

Which cities in Montana have the most?

Belgrade (2), Billings (2), Kalispell (2) and Missoula (2).

All treatment centers in Montana Drug and alcohol treatment (rehab)Mental health treatment centers Detox centers Residential and inpatient treatment Treatment centers that accept Medicaid Treatment centers that accept Medicare Free and low-cost treatment Opioid treatment programs (methadone clinics): all states Hospitals in Montana Addiction and mental health treatment centers

Source: SAMHSA, FindTreatment.gov (National Directory of Mental Health and Substance Use Treatment Facilities), retrieved 2026-11-11. SAMHSA publishes no separate release date for this live directory. The directory has no quality ratings, and this list is not a ranking or a recommendation. Methodology