GateHouse Treatment
491 Amherst Street, Suite105, Nashua, NH 03063
Insurance & payment
Coverage categories from the SAMHSA registry. Confirm specific plans with the clinic before your visit.
Services offered
Licensing and accreditation
Reported to the SAMHSA registry by the facility. Accreditation is voluntary, so its absence is not a red flag on its own.
Who this clinic serves
How this clinic compares in Nashua
This is a day program: you attend for a substantial part of the day and go home at night.
GateHouse Treatment is one of 14 buprenorphine providers listed in Nashua. On the coverage and access signals the registry records, it is indistinguishable from 2 other Nashua clinics, so treat the points below as the real differences rather than any ranking.
What stands out here
- It is accredited by the Joint Commission. Only 1 of 14 Nashua clinics do (7%).
- It has sign language services. Only 5 of 14 Nashua clinics do (36%).
What it does not report
- No record that it treats co-occurring mental health conditions. 71% of Nashua clinics do, so this is worth confirming rather than assuming.
- No record that it accepts Medicare. 64% of Nashua clinics do, so this is worth confirming rather than assuming.
Worth asking when you call
- Whether they are taking new patients, which changes faster than the registry updates.
- The self-pay price for a first visit, and whether the medication is billed separately.
- How soon a first appointment is available, and what to bring.
Closest alternatives
This clinic accepts New Hampshire Medicaid, which covers buprenorphine treatment in New Hampshire. Compare all 14 Nashua clinics.
Details come from the SAMHSA treatment registry, verified 2026-07-28. Coverage and availability change faster than the registry updates, so call before you travel. Ordering across the site reflects how many people can use a clinic, not care quality. How we rank.