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Quannacut Inpatient Addiction Services

Addiction Medicine • Stony Brook, NY

About

Summary: - Stony Brook Eastern Long Island Hospital (SBELIH) is a nonprofit, 70-bed acute-care hospital in Greenport, NY, serving the North Fork and Shelter Island. It is part of Stony Brook Medicine and Suffolk County’s first voluntary hospital, established in 1905. - The facility provides advanced care, specialty services, and stroke expertise, including inpatient behavioral health, and operates as a multi-specialty care option for the North Fork. - SBELIH employs about 127 people (up ~12.8% YoY). It has a stated mission to deliver essential healthcare services to its local communities and is affiliated with Stony Brook Medicine. Note: The page highlights its general role, history, and service scope; it does not explicitly mention “Quannacut Inpatient Addiction Services.” If you need information specifically about Quannacut or addiction services at SBELIH, please provide more details or a direct link for targeted review.

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Clinic Type

Addiction Medicine

Address

Eastern Long Island Hospital (SBELIH)

Phone

https://elih.stonybrookmedicine.edu/aboutus/phone_directory

Email

webmaster@stonybrookmedicine.edu

Opening Hours

8 am–4 pm ( Intake assessments completed Monday to Friday, 8 am to 4 pm)

Website

https://elih.stonybrookmedicine.edu/programs_services/behavioral_health/QuannacutInpatient

Emergency Care

Assessments available 24 hours/day, 7 days/week through the Emergency Department

Services Offered

Inpatient Addiction Services
Detoxification
Inpatient Psychiatry
Medication-assisted treatment
Individual and group therapy
Discharge planning
Education
Mindfulness
Life skills development
Medication management

Team

Jarid Pachter, DO, SBUH Medical Board; Addiction Medicine Fellowship Program Director; Division Chief for Addiction Medicine; Diplomate, American Osteopathic Association, Family Medicine; Diplomate, American Society of Addiction Medicine — Medical Director, Inpatient and Outpatient Addiction Services
Douglas K. Hoverkamp, MD, Diplomate, American Board of Psychiatry — Director, Department of Psychiatry, SBELIH

Insurance & Payment

—

Languages Spoken

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FAQs

What services are offered in Quannacut Inpatient Addiction Services?

Inpatient detoxification, inpatient substance use rehabilitation, inpatient psychiatry, medication management, individual and group counseling, discharge planning, and education.

Are services accredited or licensed?

Yes, services are accredited by The Joint Commission and licensed by the New York State Office of Mental Health and/or the New York State Office of Addiction Services and Supports.

Intake assessments when available?

Intake assessments are completed Monday to Friday, 8 am to 4 pm.

Social Media

Youtube Facebook Instagram

Photos

What Patients Say

Overall sentiment across review platforms: mixed

Quannacut at Stony Brook Eastern Long Island Hospital (greenportdrugtreatmentcenters.com): 3.00 / 5 (from 5) (5)
Quannacut at Stony Brook Eastern Long Island Hospital (rehabs.com): Not provided (No reviews at this time) (0 reviews listed)
Quannacut at Stony Brook Eastern Long Island Hospital (ProjectKnow.com): Not provided (No reviews at this time) (0 reviews listed)
Quannacut at Stony Brook Eastern Long Island Hospital (Alcohol.org): Not provided (No reviews at this time) (0 reviews listed)

Patients praise

Facility offers inpatient addiction services including detoxification/rehabilitation/psychiatry (service offering rather than patient sentiment)
Some outpatient experiences describe supportive/positive staff or care interactions

Common complaints

Some patient reviews complain about lack of support/structure and sessions feeling like 'filler' for Quannacut outpatient services
Some reviews allege discrimination/religion-related issues and difficulty accessing supports (e.g., transportation token) in outpatient/sober house context

"“I went in hoping for real support, real structure, and real guidance” ... “Every session felt like filler”"

— localitybiz.com review text about Stony Brook Medicine Quannacut Outpatient Services

"“This would be an excellent center for treatment if Psychiatry there was different/changed.” ... “Then you're screwed. That's it.. that's your monthly, or bi-monthly appointment.”"

— localitybiz.com review text about Stony Brook Medicine Quannacut Outpatient Services

"“They discriminate people for talking about their religion even using the word God kicking people out.”"

— usa.beautihost.com page containing a review (Stony Brook Medicine Quannacut Outpatient Services search results)

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

In the News

ELIH Walk to Recover Will Be Held Sunday at Indian Island | East End Beacon — Sep 12, 2025
University Hospital/Stony Brook ELIH Stony Brook Medicine ... — Aug 26, 2025
Quannacut adds mental health services to its Riverhead outpatient ... — Nov 18, 2025
New clinic expands mental health, addiction treatment services - The Suffolk Times — Nov 10, 2025
New clinic expands mental health, addiction treatment services - Riverhead News Review — Nov 9, 2025

Information sourced from the clinic's website as of July 11, 2026.

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