8 Greenleaf Woods Drive, Portsmouth, NH 03801
Part of Greater Seacoast · 2 locations listed See all locations →
Our 10-point score combines licensing and accreditation, the levels of care and payment options this facility reports, and patient ratings from Google and StartDrugRehab.com reviewers. Paid or claimed listings never change a score. Read full methodology
Patient ratings use 79 Google reviews (3.3★), weighted toward a 4.0 average until there are enough reviews to be reliable.
Greater Seacoast – Health provides drug and alcohol treatment from its location at 8 Greenleaf Woods Drive in Portsmouth, New Hampshire. It is a nonprofit provider.
Its services include medically supervised detox, standard outpatient counseling, medication-assisted treatment (MAT), and telehealth therapy. Clinicians use approaches such as brief intervention, motivational interviewing, relapse prevention, substance use disorder counseling, and trauma-related counseling. For opioid use disorder, the program uses buprenorphine and naltrexone. It also prescribes medication for alcohol use disorder.
Payment options include IHS/tribal/urban (ITU) funds, Medicare, Medicaid, military insurance (TRICARE), private health insurance, cash or self-payment, state-financed health insurance, and government funding for people who qualify. A sliding fee scale based on income is available. Coverage depends on your specific plan, so verify benefits before admission.
The program accepts children and adolescents, young adults, adults, and seniors.
Greater Seacoast – Health is licensed or certified by the Federally Qualified Health Center.
Sliding fee scale (fee is based on income and other factors)
Based on SAMHSA-listed programs in our directory. Rankings use the StartDrugRehab Score; facilities can't pay to change them. Distances are straight-line.
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| Licensing & accreditation | Federally Qualified Health Center |
|---|---|
| Ages accepted | Children/Adolescents, Young Adults, Adults, Seniors |
| Operated by | Private non-profit organization |
Rockingham County, NH has 11 SAMHSA-listed addiction treatment facilities for 322,433 residents. Greater Seacoast – Health is one of 4 listed detox programs in the county. 32 people died of a drug overdose in the county in the 12 months to March 2026 (CDC provisional data): 9.9 per 100,000 residents, compared with 18 statewide.
Source: StartDrugRehab Treatment Deserts 2026, built from SAMHSA FindTreatment.gov, U.S. Census 2024 population estimates and CDC overdose data. Counts are SAMHSA-listed facilities only.
Greater Seacoast – Health lists the following levels of care: detox, outpatient, medication-assisted treatment (MAT), and telehealth. Services can change, so confirm current programs before admission.
According to SAMHSA data, Greater Seacoast – Health accepts ihs/tribal/urban (itu) funds, medicare, medicaid, federal military insurance (e.g., tricare), private health insurance, cash or self-payment, state-financed health insurance plan other than medicaid, and samhsa funding/block grants. Your exact coverage depends on your plan and network status. You can check your benefits with your insurer, or call (833) 589-6933 for a free benefits check.
Yes. Greater Seacoast – Health provides detoxification (medically supervised withdrawal) services, including alcohol detoxification, methamphetamines detoxification, and opioids detoxification.
Greater Seacoast – Health reports licensing or certification from: Federally Qualified Health Center.
Greater Seacoast – Health accepts children/adolescents, young adults, adults, and seniors.
Rockingham County, NH has 11 SAMHSA-listed treatment facilities for about 322,433 residents: 4 list detox services, 10 offer buprenorphine or methadone treatment and 1 offer 24-hour care (2026 data).
Greater Seacoast – Health is #4 of 4 ranked programs in Portsmouth in our 2026 ranking, based on the StartDrugRehab Score (accreditation, levels of care, payment options, data completeness and patient ratings). Facilities cannot pay to change their rank.
The nearest other SAMHSA-listed programs are Baypoint Health (Portsmouth, 2.8 miles), Health Care Resource Centers – Newington (Portsmouth, 3.5 miles), and Seacoast Mental Health Center – Fairweather Lodge (Greenland, 3.6 miles). Distances are straight-line.
Greater Seacoast – Health has a 3.3-star rating from 79 Google reviews (as of November 2026). Ratings reflect individual experiences and are not a measure of clinical quality.
Admission usually starts with a phone screening and insurance check, followed by an assessment. You can contact Greater Seacoast – Health directly at 603-422-8208 x3168. Our admissions helpline at (833) 589-6933 can connect you with a licensed treatment provider, which may not be Greater Seacoast – Health. Our helpline is not affiliated with Greater Seacoast – Health.
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Portsmouth, NH 03801
Joint Commission accredited
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“Get help” calls our free helpline, not this facility.
Portsmouth, NH 03801
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Source: SAMHSA FindTreatment.gov, data updated October 2026. Facilities report this information to SAMHSA, and it can change, so confirm details before admission. Logo courtesy of greaterseacoasthealth.org. A listing is not an endorsement. StartDrugRehab.com is not affiliated with Greater Seacoast – Health.
