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5 Best Inpatient Rehab Centers in Brentwood, NY (2026)

We list 5 inpatient rehab centers in Brentwood, NY, based on SAMHSA's FindTreatment.gov data. Compare services, insurance accepted and accreditation, or call for free help choosing.

  • 5Treatment facilities
  • 0Offer detox
  • 5Accept Medicaid
  • 3Accept private insurance

Inpatient / Residential: the basics

Inpatient rehab, also called residential treatment, is live-in addiction care where you stay at a licensed facility around the clock and take part in daily therapy, groups and medical care. Stays often last about 30 to 90 days. It fits people who need more structure than outpatient care can give. Search below to find inpatient rehab centers near you. Read the full guide →

2026 rankings

Top 5 inpatient rehab centers in Brentwood, 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. Charles K Post Addiction Treatment Center – Inpatient Rehabilitation Program

    Brentwood, NY

    7.3Very goodStartDrugRehab Score 7.3 out of 10

    Best for: Residential treatmentCARF

    Why it made our list: CARF accredited; offers residential care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and self-pay.

    View details
  2. NYS OASAS Charles K Post ATC RRi

    Brentwood, NY

    7.0Very goodStartDrugRehab Score 7.0 out of 10

    Best for: Residential treatmentCARF

    Why it made our list: CARF accredited; offers residential care and MAT; accepts private insurance and Medicaid.

    View details
  3. Outreach Development Corporation – Residential Rehab for Youth

    Brentwood, NY

    6.1GoodStartDrugRehab Score 6.1 out of 10

    Best for: Residential treatment

    Why it made our list: Offers residential care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and self-pay.

    View details
  4. Outreach Recovery Res for Women – Residential Reintegration

    Brentwood, NY

    5.5FairStartDrugRehab Score 5.5 out of 10
    1.8Google5 reviews

    Best for: Residential treatment

    Why it made our list: Offers residential care, MAT, and dual diagnosis care; accepts Medicaid and self-pay.

    View details
  5. Outreach Development Corporation RR – Pilgrim Psychiatric Center

    Brentwood, NY

    5.4FairStartDrugRehab Score 5.4 out of 10
    3.4Google72 reviews

    Best for: Residential treatment

    Why it made our list: Offers residential care and MAT; accepts Medicaid, Medicare, and TRICARE.

    View details

See the best rehab centers in Brentwood, NY →

All inpatient rehab centers in Brentwood, NY

NYS OASAS Charles K Post ATC RRi

Brentwood, NY 11717

7.0Very goodStartDrugRehab Score 7.0 out of 10

CARF accredited

Setting
Inpatient
Operator
Public
MAT
Offered

Levels of care

  • Inpatient / Residential
  • Medication-Assisted Treatment
  • Sober Living / Transitional Housing

Payment accepted

Medicaid · Private insurance · State-funded

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

5.5FairStartDrugRehab Score 5.5 out of 10
1.8Google5 reviews
Setting
Inpatient
Operator
Nonprofit
MAT
Offered

Levels of care

  • Inpatient / Residential
  • Medication-Assisted Treatment
  • Dual Diagnosis

Payment accepted

Medicaid · Self-pay · State-funded

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

More options in Brentwood, NY

Inpatient Rehab Centers in other New York cities

Frequently asked questions

How many inpatient rehab centers are in Brentwood, NY?

We list 5 inpatient rehab centers in Brentwood, 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.