Key Takeaways
- Northwell Health Mather Hospital is a Co-Occurring Mental Health facility in Port Jefferson, NY.
- Accepts 24 insurance providers including Aetna, Anthem, BlueCross BlueShield.
- Uses 9 evidence-based therapies: 1-on-1 Counseling, Cognitive Behavioral Therapy, Family Therapy, Group Therapy.
- Call (833) 546-3513 for free insurance verification and admission guidance (24/7).
Northwell Health Mather Hospital is a co-occurring mental health and outpatient treatment center in Port Jefferson, NY. Treatment approaches include 1-on-1 Counseling, Cognitive Behavioral Therapy, Family Therapy. Programs serve Men and Men and Women. Most major insurance accepted under federal parity law. Call (833) 546-3513 for free 5-minute verification.
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About Northwell Health Mather Hospital: Programs, Staff & Mission
The treatment at the center is built around a collaborative and individualized plan, created with input from the client, their family, and their referring doctor. A variety of therapeutic methods are used, including individual, group, and family therapy sessions. Through these therapies, clients work on developing better coping strategies to handle daily stressors, learn to effectively manage their psychiatric symptoms, and gain a deeper understanding of their mental and emotional health. The goal is to empower each person with the skills needed for independent functioning and long-term wellness in a supportive setting.
A distinctive aspect of the program is its structured, full-day schedule, which runs from Monday through Friday, providing consistency and intensive care. For adolescents, the program integrates educational services, including tutoring, to ensure they can keep up with their schoolwork while receiving treatment. Furthermore, professional staff are available for crisis coverage 24 hours a day, 7 days a week, ensuring that support is always accessible for clients and their families when it is needed most, providing a crucial safety net.
What to Expect at Northwell Health Mather Hospital
Your path from first call to lasting recovery
Assessment
A clinical team evaluates your history, needs, and goals to build a personalized plan.
Active Care
Evidence-based therapies including 1-on-1 Counseling and Cognitive Behavioral Therapy, typically 7 days.
Aftercare
Ongoing support, relapse prevention planning, and connections to community resources.
Free guidance • No obligation • See sidebar to call
What Levels of Care Are Available?
Programs available at this facility
Flexible sessions (1-2x/week) while living at home.
What Insurance Does Northwell Health Mather Hospital Accept?
24 insurance providers accepted. Learn about insurance coverage →
Highmark
Humana
Kaiser Permanente
Medicaid
Medicare
Optum
Oscar
Tricare
United Healthcare
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What Therapies and Approaches Are Used?
Evidence-based methods used at this center. Browse all types →
Identifies and changes negative thought patterns driving addiction.
Repairs relationships and builds a supportive home environment.
Shared healing through peer support and group dynamics.
Skills and strategies to maintain long-term sobriety.
One-on-one sessions tailored to your specific needs.
Who Does Northwell Health Mather Hospital Treat?
Gender-specific programs addressing male-related issues
Gender-specific programs addressing male-related issues
Gender-specific care including trauma and family therapy
Age-appropriate treatment for teens 12-17
Ages 18+ with substance use disorders
Specialized programs for ages 18-25
What Conditions and Substances Are Treated?
Substances
Conditions
Aftercare & Continuing Support
Additional Services
Type of Care
Service Setting (e.g., Outpatient, Residential, Inpatient, etc.)
Facility Type
Pharmacotherapies
Treatment Approaches
Facility Operation (e.g., Private, Public)
Payment/Insurance/Funding Accepted
Payment Assistance Available
Special Programs/Groups Offered
Assessment/Pre-treatment
Recovery Support Services
Education and Counseling Services
Facility Smoking Policy
Age Groups Accepted
Facility Vaping Policy
Ancillary Services
How Much Does Treatment Cost?
Average costs vary by care level. Insurance typically covers 60-80% of treatment.
| Care Level | Avg. Cost/Month | With Insurance | Duration |
|---|---|---|---|
| Medical Detox | $5,000–$10,000 | $500–$3,000 | 3–7 days |
| Residential | $15,000–$30,000 | $2,000–$8,000 | 30–90 days |
| PHP/IOP | $5,000–$12,000 | $500–$3,000 | 6–12 weeks |
| Outpatient | $1,000–$5,000 | $100–$1,000 | 3–12 months |
Source: SAMHSA National Survey, 2024. Costs vary by location and provider. Call (833) 546-3513 for a free, personalized cost estimate.
Frequently Asked Questions
How long is the program at Northwell Health Mather Hospital?
What insurance does Northwell Health Mather Hospital accept?
What levels of care are available?
Who does Northwell Health Mather Hospital treat?
How do I start the admissions process?
Does insurance cover treatment here?
What therapies are used at this center?
Contact Northwell Health Mather Hospital
Free Guidance & Insurance Verification
(833) 546-3513Address
100 Highlands Blvd, Ste. 201, Suite 101, Port Jefferson, NY, 11777
Center Phone
(631) 473-3877Website
www.matherhospital.orgLanguages
English
Sources & References
This listing includes information from publicly available data and provider submissions. For authoritative resources on treatment and recovery:
-
SAMHSA National Helpline
1-800-662-4357 — Free, confidential, 24/7 treatment referral service
-
National Institute on Drug Abuse (NIDA)
Research-based information on addiction science and treatment
-
FindTreatment.gov
Official SAMHSA treatment locator with verified facility data
-
NAATP
National Association of Addiction Treatment Providers — industry standards and ethics
-
CDC Overdose Prevention
Centers for Disease Control — overdose data, prevention, and naloxone guidance
-
MedlinePlus (NIH)
U.S. National Library of Medicine — patient-friendly guidance on drug use and addiction
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Quick facts
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