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Riverhead, NY - 3 Best Alcohol & Drug Rehab Centers

This guide to the best rehab facilities in Riverhead for 2026 helps you explore treatment options for drug and alcohol addiction and connect with professional care near you.

Riverhead Treatment Centers

Suffolk Cnty Dept of Hlth ServsFeatured Image

Suffolk Cnty Dept of Hlth Servs

Location Pin Icon 300 Center Drive, Riverhead, NY 11901

Phone Icon 631-852-2680

URL address dropdown icon
http://www.suffolkcountyny.gov

heartbeat IconOperating Model

  • Local, county, or community government

heartbeat IconFacility Credentials & Oversight

  • State Substance use treatment agency
  • State department of health
  • The Joint Commission
  • SAMHSA certification for opioid treatment program (OTP)
  • Drug Enforcement Agency (DEA)

heartbeat IconAges Served

  • Young Adults
  • Adults
Pilgrim Psychiatric CenterFeatured Image

Pilgrim Psychiatric Center

Location Pin Icon 550 East Main Street / Suite 103, Riverhead, NY 11901

Phone Icon 631-369-1277

URL address dropdown icon
http://omh.ny.gov/

heartbeat IconTreatment Center Type

  • Outpatient mental health facility

heartbeat IconOperating Model

  • State government

heartbeat IconAges Served

  • Young Adults
  • Adults
  • Seniors
University Hospital/Stony Brook ELIHFeatured Image

University Hospital/Stony Brook ELIH

Location Pin Icon 905 East Main Street, Riverhead, NY 11901

Phone Icon 631-369-8966

URL address dropdown icon
http://elih.stonybrookmedicine.edu

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconFacility Credentials & Oversight

  • State Substance use treatment agency
  • State department of health
  • The Joint Commission
  • Drug Enforcement Agency (DEA)

heartbeat IconAges Served

  • Children/Adolescents
  • Adults

100% Confidential and free