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Port Jefferson

Port Jefferson, NY - 6 Best Alcohol & Drug Rehab Centers

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

Port Jefferson Treatment Centers

Saint Charles HospitalFeatured Image

Saint Charles Hospital

Location Pin Icon 200 Belle Terre Road / 2 North, Port Jefferson, NY 11777

Phone Icon 631-474-6233

Phone Icon 631-474-6981

URL address dropdown icon
http://stcharleshospital.chsli.org

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconFacility Credentials & Oversight

  • State Substance use treatment agency
  • State department of health
  • Hospital licensing authority
  • The Joint Commission

heartbeat IconAges Served

  • Young Adults
  • Adults
Saint Charles HospitalFeatured Image

Saint Charles Hospital

Location Pin Icon 200 Belle Terre Road, Port Jefferson, NY 11777

Phone Icon 631-474-6233

URL address dropdown icon
http://stcharleshospital.chsli.org/drug-and-alcohol-rehab

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconFacility Credentials & Oversight

  • State Substance use treatment agency
  • State department of health
  • Hospital licensing authority
  • The Joint Commission

heartbeat IconAges Served

  • Young Adults
  • Adults
Mather Hospital at NorthwellFeatured Image

Mather Hospital at Northwell

Location Pin Icon 100 Highlands Boulevard / Suite 101, Port Jefferson, NY 11777

Phone Icon 631-331-8200

URL address dropdown icon
http://www.matherhospital.org

heartbeat IconTreatment Center Type

  • Multi-setting mental health facility (e.g., non-hospital residential plus either outpatient and/or partial hospitalization/day treatment)

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconAges Served

  • Children/Adolescents
  • Young Adults
  • Adults
  • Seniors
Mather Hospital at NorthwellFeatured Image

Mather Hospital at Northwell

Location Pin Icon 100 Highlands Boulevard / Suite 101, Port Jefferson, NY 11777

Phone Icon 631-331-8200

URL address dropdown icon
http://www.matherhospital.org

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconFacility Credentials & Oversight

  • State Substance use treatment agency
  • State department of health
  • The Joint Commission

heartbeat IconAges Served

  • Children/Adolescents
  • Adults
Saint Charles HospitalFeatured Image

Saint Charles Hospital

Location Pin Icon 200 Belle Terre Road / 3rd Floor, 3 West, Port Jefferson, NY 11777

Phone Icon 631-474-6981

URL address dropdown icon
http://stcharleshospital.chsli.org

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconFacility Credentials & Oversight

  • State Substance use treatment agency
  • State department of health
  • Hospital licensing authority
  • The Joint Commission

heartbeat IconAges Served

  • Children/Adolescents
  • Adults
Mather Hospital Northwell HealthFeatured Image

Mather Hospital Northwell Health

Location Pin Icon Port Jefferson, NY 11777

Phone Icon 631-729-2140

URL address dropdown icon
http://matherhospital.org

heartbeat IconTreatment Center Type

  • Outpatient mental health facility

heartbeat IconOperating Model

  • Private non-profit organization

heartbeat IconAges Served

  • Children/Adolescents
  • Young Adults
  • Adults
  • Seniors

100% Confidential and free

100% Confidential and free