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3 Best Outpatient Rehab Programs in Riverhead, NY (2026)

We list 3 outpatient rehab programs in Riverhead, NY, based on SAMHSA's FindTreatment.gov data. Compare services, insurance accepted and accreditation, or call for free help choosing.

  • 3Treatment facilities
  • 0Offer detox
  • 0Inpatient / residential
  • 3Accept Medicaid

Outpatient: the basics

Outpatient rehab is addiction treatment you receive while living at home, usually through counseling sessions, medication visits or both, for fewer than 9 hours a week. It fits people with mild to moderate substance use disorders, or those stepping down from more intensive care. Search below to find outpatient rehab programs near you that work around your job and family. Read the full guide →

2026 rankings

Top 3 outpatient rehab programs in Riverhead, NY

Ranked by the StartDrugRehab Score: accreditation, levels of care, patient ratings and payment options. Featured or claimed status never affects rank. How we rank

  1. Seafield Services Inc

    Riverhead, NY

    7.5Very goodStartDrugRehab Score 7.5 out of 10
    3.5Google12 reviews

    Best for: Intensive outpatient careJoint Commission

    Why it made our list: Joint Commission accredited; offers IOP, outpatient care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and TRICARE.

    View details
  2. Suffolk Cnty Dept of Health Services – Div Comm Mental Hyg East End OTP

    Riverhead, NY

    7.4Very goodStartDrugRehab Score 7.4 out of 10
    4.0Google3 reviews

    Best for: Methadone treatmentJoint Commission

    Why it made our list: Joint Commission accredited; offers outpatient care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and Medicare.

    View details
  3. University Hospital/Stony Brook ELIH – Stony Brook Medicine/Quannacut OP

    Riverhead, NY

    7.1Very goodStartDrugRehab Score 7.1 out of 10
    3.2Google12 reviews

    Best for: Outpatient care with MATJoint Commission

    Why it made our list: Joint Commission accredited; offers outpatient care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and Medicare.

    View details

See the best rehab centers in Riverhead, NY →

All outpatient rehab programs in Riverhead, NY

Seafield Services Inc

Riverhead, NY 11901

7.5Very goodStartDrugRehab Score 7.5 out of 10
3.5Google12 reviews

Joint Commission accredited

Setting
Outpatient
Operator
Private
MAT
Offered

Levels of care

  • Intensive Outpatient
  • Outpatient
  • Medication-Assisted Treatment
  • +2 more

Payment accepted

Medicaid · Private insurance · TRICARE +1 more

“Get help” calls our free helpline, not this facility.

More options in Riverhead, NY

Outpatient Rehab Programs in other New York cities

Frequently asked questions

How many outpatient rehab programs are in Riverhead, NY?

We list 3 outpatient rehab programs in Riverhead, NY, based on SAMHSA's FindTreatment.gov data (updated October 2026).

How do I choose the right program?

Look for state licensing and accreditation (The Joint Commission or CARF), the right level of care for your needs, evidence-based therapies, and insurance compatibility. Read our guide to choosing a rehab or call (833) 589-6933 to talk it through.

Will my insurance cover treatment?

Most private plans and Medicaid cover substance use treatment when it's medically necessary, but benefits vary by plan and network. Call (833) 589-6933 for a free, confidential benefits check.

Source: SAMHSA FindTreatment.gov, data updated October 2026. Listings are not endorsements.