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Our Dual Diagnosis Treatment Program is perfect for anyone suffering from a co-occurring mental health or mood disorder and alcoholism or addiction.

Start on your path to healing and sobriety today, and call (855) 448-3588 or fill out the form for a free, confidential Dual Diagnosis Treatment assessment. Start Your new life today!

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Dual Diagnosis Treatment

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What Makes GateHouse Treatment Substance Abuse Rehab Different...

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Program Services

The unique GateHouse mix of treatment and modalities, together with the devoted staff, helps our clients to succeed.

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Therapeutic Methods

GateHouse staff knows each client has a unique set of circumstances that led to his/her addiction. That is why all treatments are individualized.

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Compassionate Care

Our staff is dedicated to your health and wellness, the compassionate care you receive at GateHouse Treatment is second-to-none.

GateHouse Office

Our Facilities

GateHouse Treatment is one of the leading Substance Abuse Rehab & Treatment Centers serving MA, NH, and TN. Our Substance Abuse treatment program is located in beautiful Nashua, New Hampshire, conveniently minutes from downtown Nashua. Nashua is an intimate setting with very individualized and focused care. GateHouse Treatment offers our clients the following treatment amenities and options:

  • Expert clinical care
  • Safe and supervised housing
  • 12-step immersion program
  • Life skills & case management services
  • Trauma therapy

The Gatehouse Difference

We will never give up on you, we will never stop caring and we will never forget that we’re on this journey together.

gender specific treatment
Gender Specific
Our gender-specific program allows a focus on issues that are unique to each gender.

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alumni program
Alumni Program
You’ll always be part of the GateHouse family. We provide the framework to enable long-term success.
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safe housing
Safe Housing
Clients will reside at our completely renovated and comfortable PHP home under 24-hour supervision.
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treatment center locations
Locations
We have expanded to several facilities. Locate a treatment center at a location near you.
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Our Clients Say it Best

"Two years ago my life was completely different from where I am at now. I started practicing what I learned at GateHouse and now my life is amazing."
Matthew 0
Matthew O.
Gatehouse Alumnus
"I needed structure, someone to hold me accountable and I had much to learn about how to live life on life’s terms. I found this at GateHouse."
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Adam L.
Gatehouse Alumnus
"Having hope for the future and being able to appreciate this wonderful experience that we call life—I couldn’t have done it without GateHouse."
Nate S.
Nate S.
Gatehouse Alumnus
Read More From Our Clients

Most Insurance Accepted

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We are here for you. We are available 7 days a week, 24 hours a day. Don’t wait. Take the first step. Let us help you on your journey to long-term sobriety.
Phone

(855) 448-3588

Address

New Hampshire
155 Main Dunstable Rd.,
Suite 130
Nashua, NH 03060

Tennessee
320 Hospital Dr,
Madison, TN 37115

Thank you for your interest in GateHouse Treatment. Call (855) 448-3588 now or let us reach out to you. All calls are free and confidential.

Get Help Now

  • This field is for validation purposes and should be left unchanged.

New Hampshire
155 Main Dunstable Rd., Suite 130
Nashua, NH 03060

Tennessee
320 Hospital Dr,
Madison, TN 37115

(855) 448-3588
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