University Hospital Stony Brook ELIH Quannacut Inpt Servs Stony Brook ELIH

The Quannacut Detox Unit at Stony Brook Eastern Long Island Hospital occupies a distinct position in the Long Island addiction treatment landscape. As a hospital program — not a standalone residential center or outpatient clinic — it operates within the broader University Hospital Stony Brook system at 201 Manor Place in Greenport, Suffolk County. That institutional setting matters to people evaluating where to begin or continue a recovery program.

Accreditation by the Joint Commission means the facility meets nationally established standards for patient care. For families comparing recovery centers and substance abuse treatment options in New York, that credential offers a concrete, verifiable measure of quality. The program runs around the clock, seven days a week, removing one of the most common barriers to accessing care: timing.

Recovery from addiction is rarely a single event — it unfolds over time and across multiple levels of support. The Quannacut Detox Unit acknowledges this reality through its aftercare support, which includes connections to recovery homes. For individuals finishing treatment and looking toward longer-term sobriety, that connection to sober living resources can be one of the most practical tools available.

Recovery homes offer structured, substance-free environments that reinforce the work done during formal treatment. By building this transition into its aftercare framework, the program positions itself not just as a starting point but as part of a broader continuum of care — one oriented toward sustained recovery rather than a single episode of intervention.

The program treats adults dealing with addiction and operates as a hospital program within the Stony Brook Medicine network. Its 24-hour availability makes it accessible to people at varying stages of readiness, and its location in Greenport places it in a less urban setting within Suffolk County on Long Island's North Fork.

For community members and families in Suffolk County exploring addiction treatment or recovery center options, the combination of Joint Commission accreditation, hospital-level infrastructure, and aftercare connections to recovery homes makes the Quannacut Detox Unit a substantive option worth evaluating. Inquiries can be directed to the facility at (631) 477-8877 or through the Stony Brook Medicine website at elih.stonybrookmedicine.edu.