Stony Brook Eastern Long Island Hospital (SBELIH) is a premier provider of behavioral healthcare and substance use treatment for Eastern Long Island and Suffolk County. SBELIH is Suffolk County’s only facility offering integrated care encompassing detoxification, rehabilitation and psychiatric services, along with medical services. We also provide Outpatient Addiction Services.
Stony Brook Eastern Long Island Hospital – Greenport, NY

Greenport, New York 11944
Hours
Insurance Accepted
- Aetna
- Anthem Blue Cross and Blue Shield
- Beacon Health Options (Value Options)
- Blue Shield of California
- Cigna
- Health Net
- Mental Health Network (MHN)
- OPTUM by United Behavioral Health - Commercial
- OPTUM by United Behavioral Health - Medicare Advantage
- Tricare
We provide care for
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