Verified Treatment Center
GateHouse
Nashua, NH · 03063
Key Takeaways for GateHouse
- • PHP · IOP · Dual Dx offered
- • Accepts Medicaid, Private insurance, TRICARE/VA
- • SAMHSA-listed facility
- • Direct line available · Helpline free & confidential 24/7
About GateHouse
GateHouse sits in Nashua, NH, one of the many SAMHSA-registered addiction-treatment facilities across NH. The facility offers a continuum of care across multiple levels — PHP, IOP, Dual Dx — which means it can, in principle, hold a patient across the arc of a typical treatment episode. The interesting questions about any specific program are rarely the ones its website answers.
Care levels at GateHouse
The facility offers a continuum of care across multiple levels — PHP, IOP, Dual Dx — which means it can, in principle, hold a patient across the arc of a typical treatment episode. The practical question is whether it is genuinely strong at each level, or whether one level is the core business and the others are secondary. The gap between "this facility offers residential" and "residential is the right level for this patient" is wider than most facility websites suggest. Bridge it with an outside assessment before committing.
Insurance and payment
GateHouse accepts both Medicaid and commercial insurance, which is the broadest payer profile and typically correlates with programs that operate at scale across the economic spectrum. The facility also accepts TRICARE or military benefits. The insurance problem is almost never that treatment is uncovered — it is that the specific admission was authorized under different terms than the ones in the benefit summary. Get the Verification of Benefits in writing; everything else follows from that one move.
Specialty programming
The facility's documented specialty programming includes: Adult women, Adult men, Seniors or older adults. "Specialty track" is a marketing category often; it becomes a clinical category when specific clinicians deliver specific programming for a documented number of hours per week. Ask for those specifics.
Before you call
If the clinical situation involves opioid use disorder, confirm explicitly whether GateHouse offers medication-assisted treatment — buprenorphine, methadone, or naltrexone. Programs that do not are operating outside the current standard of care. Before admission, pin down the three operational questions in writing: level of care, insurance, medication policy. The difference between a well-run program and a problematic one usually shows up in how quickly and directly those three are answered.
Listing sourced from the SAMHSA Behavioral Health Treatment Services Locator. Data last synced April 2026. Verify current programs directly with the facility.
GateHouse at a Glance
Levels of care
PHP · IOP · Dual Dx
Service settings
Outpatient, Outpatient day treatment or partial hospitalization, Intensive outpatient treatment
Therapy approaches
Anger management, Brief intervention, Cognitive behavioral therapy, Contingency management/motivational incentives, Motivational interviewing, Matrix Model
Age groups
Young Adults, Adults
Special populations
Adult women, Adult men, Seniors or older adults, Clients who have experienced trauma
Insurance & Payment Accepted
Confirm in-network status before admission — verification is free.
Medicaid
Coverage details →Medicare
Private insurance
Coverage details →TRICARE / VA
Coverage details →Contact & Location
Address
491 Amherst Street, Nashua, NH 03063
Facility direct line
717-393-3215Website
www.gatehouse.orgQuestions about this facility
Common questions about GateHouse
Answered from public sources: SAMHSA listings, federal parity regulations, and our own admissions helpline intake notes.
Is GateHouse listed in the SAMHSA Treatment Services Locator?
What insurance does GateHouse accept?
How do I know if this level of care is right for me?
Is calling confidential? Will my employer find out?
What happens if I call the helpline instead of the facility?
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