
Mather Hospital Northwell Health — Port Jefferson, NY
Outpatient Partial Hospitalization Prg • 100 Highlands Boulevard, Suite 201 • Port Jefferson, NY 11777
24/7 National Helpline: 1-800-662-4357
Full Address
100 Highlands Boulevard, Suite 201
Port Jefferson, New York 11777
Phone Numbers
Main: 631-473-3877
Hours
Contact facility for hours
Mather Hospital Northwell Health
100 Highlands Boulevard, Suite 201, Port Jefferson, NY 11777

About Mather Hospital Northwell Health — Intensive Outpatient Treatment
Mather Hospital Northwell Health, located in Port Jefferson, NY, provides a wide array of treatment options designed for those facing substance use challenges as well as co-occurring mental health disorders, catering to both adults and children. The center offers various formats of care, including intensive outpatient programs, standard outpatient services, and treatments incorporating methadone, buprenorphine, or naltrexone. This facility has developed specialized programs tailored for different populations, including adolescents, adult men, and adult women, to meet their unique needs. With approaches such as 12-step facilitation, anger management, and brief intervention strategies, Mather Hospital ensures that every client receives personalized attention and care. Serving individuals of all ages, regardless of gender, Mather Hospital Northwell Health is committed to providing high-quality, evidence-based rehabilitation services. Their focus is on supporting every person on their individual journey toward recovery.
Insurance Plans Honored at Mather Hospital Northwell Health
Coverage eligibility varies by plan and policy. Reach out to verify your benefits before admission.
Mather Hospital Northwell Health
100 Highlands Boulevard, Suite 201, Port Jefferson, NY 11777
24/7 National Helpline: 1-800-662-4357
IOP & Outpatient Programs at Mather Hospital Northwell Health
| Type of Care | Substance use treatment, Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children |
| Service Settings | Intensive outpatient treatment, Outpatient, Outpatient methadone/buprenorphine or naltrexone treatment, Regular outpatient treatment |
| Medications Offered | Buprenorphine used in Treatment, Naltrexone used in Treatment |
Therapies at Mather Hospital Northwell Health — CBT & Evidence-Based Care
Conditions Treated at Mather Hospital Northwell Health — Alcoholism & More
Specialty Tracks at Mather Hospital Northwell Health — Women's Program & More
Payment Options at Mather Hospital Northwell Health — Insurance & Self-Pay
Insurance Plans
Payment Options
Insurance coverage varies by plan. Contact the facility to verify your specific coverage and out-of-pocket costs.
Adolescent & Adult Admissions at Mather Hospital Northwell Health
Age Groups
Gender
Mather Hospital Northwell Health — Joint Commission Accredited
All Certifications
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FAQs About Treatment at Mather Hospital Northwell Health
Yes, records indicate this center accepts both Medicaid and Medicare. Eligibility requirements and covered services differ by state and plan type. We recommend calling the admissions team to confirm your specific coverage and any out-of-pocket costs.
This center provides medication-assisted treatment (MAT) using Buprenorphine used in Treatment, Naltrexone used in Treatment. These FDA-approved medications help manage withdrawal symptoms and reduce cravings. A physician will determine the appropriate protocol based on your individual assessment.
Intensive outpatient programs (IOP) generally meet 9 to 12 hours per week, often scheduled in the mornings or evenings to accommodate work or school. Sessions include group therapy, individual counseling, and skill-building workshops. Contact the center to discuss scheduling options.
This center serves adolescent patients with age-appropriate treatment. Teen programs typically incorporate family involvement, academic support, and therapies that address developmental factors unique to younger individuals. Speak with admissions about parental consent requirements and program details.
Gender-specific programming allows women to address topics like trauma, relationships, and parenting in a supportive setting. Some facilities offer childcare coordination or family housing options. Inquire about pregnancy-safe protocols if applicable.
Continuing care planning begins before discharge and may include step-down to outpatient services, referrals to sober living homes, alumni group meetings, and connections to community recovery resources. Many facilities maintain alumni networks that provide ongoing peer support and accountability.
Treatment investment varies based on program length, level of care, and services included. Many facilities work with patients on payment plans or can recommend external financing options. Call for a confidential cost estimate based on your specific situation.
This website provides general information about addiction treatment facilities. It is not a substitute for professional medical advice, diagnosis, or treatment. If you are experiencing a mental health crisis, please call 988 (Suicide & Crisis Lifeline) or 911 for immediate assistance. For substance abuse help, call SAMHSA at 1-800-662-4357.
Data sourced from SAMHSA Treatment Locator, state licensing databases, and facility submissions.



