Addiction Treatment Centers in Nassau County, New York

60 verified treatment centers near Nassau County

  • Verified & accredited centers
  • Confidential & free
  • 24/7 support available
Treatment information medically reviewed by Dr. Marcus Ellison, MD, FASAM
Need help finding treatment in Nassau County? Call our 24/7 helpline: 1-888-685-2199
Nassau County, New York

Nassau County is one of the counties that make up New York, and the treatment options here range from local outpatient care to residential programs a short drive away. Below you can see the verified centers nearest to Nassau County, browse by the 130 cities and towns we cover in the county, and jump to neighboring counties. Licensing and insurance are governed at the state level, so our New York addiction treatment directory explains how to verify a provider and how care is paid for across the state.

Treatment Centers Near Nassau County

Verified facilities offering evidence-based treatment, closest first.

Browse the County

Cities & Towns in Nassau County

Every community we cover in Nassau County, New York — each links to its local treatment centers.

Albertson Atlantic Beach Baldwin Baldwin Harbor Barnum Island Baxter Estates Bay Park Bayville Bellerose Bellerose Terrace Bellmore Bethpage Brookville Carle Place Cedarhurst Centre Island Cove Neck East Atlantic Beach East Garden City East Hills East Massapequa East Meadow East Norwich East Rockaway East Williston Elmont Farmingdale Floral Park Flower Hill Franklin Square Freeport Garden City Garden City Park Garden City South Glen Cove Glen Head Glenwood Landing Great Neck Great Neck Estates Great Neck Gardens Great Neck Plaza Greenvale Harbor Hills Harbor Isle Herricks Hewlett Hewlett Bay Park Hewlett Harbor Hewlett Neck Hicksville Hillside Manor Island Park Jericho Kings Point Lake Success Lattingtown Laurel Hollow Lawrence Lido Beach Locust Valley Long Beach Lynbrook Malverne Malverne Park Oaks Manhasset Manhasset Hills Manorhaven Massapequa Massapequa Park Matinecock Merrick Mill Neck Mineola Munsey Park Muttontown Nassau Shores New Cassel New Hyde Park North Bellmore North Hills North Lynbrook North Massapequa North Merrick North New Hyde Park North Valley Stream North Wantagh Oceanside Old Bethpage Old Brookville Old Westbury Oyster Bay Oyster Bay Cove Plainedge Plainview Plandome Plandome Heights Plandome Manor Point Lookout Port Washington Port Washington North Rockville Centre Roslyn Roslyn Estates Roslyn Harbor Roslyn Heights Russell Gardens Saddle Rock Saddle Rock Estates Salisbury Sands Point Sea Cliff Seaford Searingtown South Farmingdale South Floral Park South Hempstead South Valley Stream Stewart Manor Syosset Thomaston Uniondale University Gardens Upper Brookville Valley Stream Wantagh West Hempstead Westbury Williston Park Woodmere Woodsburgh

Nearby Counties in New York

Treatment in Queens County Treatment in New York County Treatment in Bronx County Treatment in Kings County Treatment in Richmond County Treatment in Westchester County

In crisis? If you or someone you love is in immediate danger, call 911. For free, confidential support any time, call or text 988 (the Suicide & Crisis Lifeline), or reach the SAMHSA National Helpline at 1-800-662-HELP. Addiction Treatment Services is an informational directory and helpline, not an emergency service or medical provider.

Treatment in Nassau County — FAQ

Start with the list of verified centers above, which are ordered by distance from Nassau County, or browse by your specific city or town in the county. For a personalized recommendation that fits your insurance and the level of care you need, call our free, confidential 24/7 helpline and a specialist will help you compare options across New York.

Across Nassau County and the surrounding area you can generally find the full continuum of care: medically supervised detox, residential/inpatient treatment, partial hospitalization (PHP), intensive outpatient (IOP), standard outpatient, and dual-diagnosis care for co-occurring mental health conditions. Metropolitan areas usually offer a wider range, while rural communities often rely on outpatient providers and telehealth.

Most plans cover substance use treatment as an essential health benefit, and New York administers its own Medicaid program, which is the largest single payer for addiction treatment. No-cost and reduced-cost options also exist through state-funded programs and federally qualified health centers. Our helpline can verify your benefits for free.

Find Treatment in Nassau County Today

Our addiction specialists are available 24 hours a day to help you compare programs and verify your insurance. Calls are free and confidential.

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