University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP

Riverhead, NY

SAMHSA Verified Joint Commission Outpatient MAT Dual Dx Telehealth

Outpatient · MAT · Dual Dx · Telehealth center · in Riverhead, NY · Accepts Medicaid · Medicare · Private · Serves adolescents, trauma survivors.

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Call helpline: +1 (205) 973-2878

Direct line to University Hospital/Stony...: 631-369-8966

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About University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP

Comprehensive outpatient center offering integrated mental health and substance use treatment with individual and group therapy, medication management.

Private non-profit organization. Primary focus: substance use treatment, transitional housing, halfway house, or sober home.

This listing is sourced from the SAMHSA Behavioral Health Treatment Services Locator. Data last synced: April 2026. Always verify current programs and insurance directly with the facility.

Quick Facts

Programs, populations, and payments verified via SAMHSA.

Level of care: Outpatient · MAT · Dual Dx · Telehealth
Service settings: Outpatient, Outpatient methadone/buprenorphine or naltrexone treatment, Regular outpatient treatment
Therapy approaches: Anger management, Brief intervention, Cognitive behavioral therapy, Motivational interviewing, Relapse prevention, Substance use disorder counseling, Telemedicine/telehealth therapy, Trauma-related counseling
Age groups: Children/Adolescents
Special populations: Adolescents, Young adults, Adult women, Clients with co-occurring mental and substance use disorders, Clients who have experienced trauma
Medications used: Acamprosate (Campral®), Disulfiram, Buprenorphine sub-dermal implant, Buprenorphine with naloxone, Buprenorphine without naloxone, Buprenorphine (extended-release, injectable), Naltrexone (oral), Naltrexone (extended-release, injectable), Clonidine, Medication for mental disorders + 2 more
Recovery supports: Assistance with obtaining social services, Mentoring/peer support
Facility operation: Private non-profit organization

Insurance & Payment Accepted

Verify coverage

Medicaid

Medicare

Private insurance

TRICARE / VA

Self-pay / Cash

Sliding scale

Full list from SAMHSA: Federal, or any government funding for substance use treatment programs; IHS/Tribal/Urban (ITU) funds; Medicare; Medicaid; Private health insurance; Cash or self-payment

Contact & Location

Address

905 East Main Street, Riverhead, NY 11901

Get directions →

Facility direct line

631-369-8966

Website

elih.stonybrookmedicine.edu

Nearby context

All centers in Riverhead → All centers in NY →

Frequently Asked Questions

Does University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP accept Medicaid?

Yes. According to SAMHSA data, University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP accepts Medicaid. Coverage specifics (copays, prior authorization) depend on the specific NY Medicaid plan. Call 631-369-8966 to verify your benefits.

What level of care does University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP offer?

This facility offers: Outpatient, MAT, Dual Dx, Telehealth. Service settings include: Outpatient, Outpatient methadone/buprenorphine or naltrexone treatment, Regular outpatient treatment. Primary focus: Substance use treatment, Transitional housing, halfway house, or sober home, Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children.

Does University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP have specialized programs?

Yes — this facility offers programs for: Adolescents, Young adults, Adult women, Clients with co-occurring mental and substance use disorders, Clients who have experienced trauma.

What therapy methods does University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP use?

Evidence-based approaches listed with SAMHSA: Anger management, Brief intervention, Cognitive behavioral therapy, Motivational interviewing, Relapse prevention, Substance use disorder counseling, Telemedicine/telehealth therapy, Trauma-related counseling.

How do I start treatment at University Hospital/Stony Brook ELIH Stony Brook Medicine/Quannacut OP?

Call the facility directly at 631-369-8966 for an intake assessment. Our free 24/7 helpline (+1 (205) 973-2878) can also help you compare programs, verify insurance, and navigate options. No physician referral is required.

Is treatment confidential?

Yes. Federal law (42 CFR Part 2) provides strict confidentiality protections for substance use treatment records — stricter than HIPAA. Records cannot be disclosed without written consent, even to family, employers, or law enforcement.

What happens when you call? (general intake process)

Most treatment centers follow a 4-step intake: (1) confidential assessment — substance history, mental health, insurance, preferences (protected by 42 CFR Part 2); (2) insurance verification — facility contacts your plan to confirm coverage and out-of-pocket costs; (3) level-of-care recommendation — clinical staff match you to detox, residential, PHP, IOP, or outpatient based on severity; (4) admission typically within 24–48 hours. Timing varies by facility and bed availability.

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Sources & References

SAMHSA — Behavioral Health Treatment Services Locator. Source of facility programs, services, and accepted payments.
SAMHSA — NSDUH, 2023.
CMS — Mental Health Parity and Addiction Equity Act (MHPAEA).
42 CFR Part 2 — Confidentiality of SUD Patient Records.

Facility data last synced: April 2026. Editorial policy.

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