Mental Health Care in Port Jefferson, NY

Mather Hospital at Northwell

What Does Mather Hospital at Northwell Offer?

Mather Hospital at Northwell is a mental health facility at 100 Highlands Boulevard, Suite 101, Port Jefferson, New York, offering outpatient care and telehealth therapy. It accepts Medicaid, Medicare, private insurance, state-financed insurance and self-pay and offers a sliding fee scale and payment assistance. Therapy approaches include CBT, DBT and couples and family therapy.

100 Highlands Boulevard, Suite 101
Port Jefferson, NY 11777

Listed in SAMHSA's FindTreatment.gov, checked October 2026. A listing is not an endorsement. Call to confirm services, openings and costs before you go.

Loading map…

Mental health facility (SAMHSA listing)This facility

Types of Care at Mather Hospital at Northwell

  • Outpatient

Payment, Insurance and Help Paying

  • Medicare
  • Medicaid
  • Private health insurance
  • Cash or self-payment
  • State-financed health insurance plan other than Medicaid
  • Payment assistance (check with facility for details)
  • Sliding fee scale (fee is based on income and other factors)

Therapy and Treatment Approaches

  • Cognitive behavioral therapy
  • Couples/family therapy
  • Dialectical behavior therapy
  • Group therapy
  • Integrated Mental and Substance Use Disorder treatment
  • Individual psychotherapy
  • Telemedicine/telehealth therapy

Who the Program Serves

  • Clients with co-occurring mental and substance use disorders
  • Ages: Children/Adolescents
  • Ages: Young Adults
  • Ages: Adults
  • Ages: Seniors

Medications Used

  • Olanzapine
  • Quetiapine
  • Risperidone
  • Nicotine replacement
  • Non-nicotine smoking/tobacco cessation
  • Antipsychotics used in treatment of SMI

Assessment, Recovery Support and Other Services

  • Screening for tobacco use
  • Mentoring/peer support
  • Court-ordered outpatient treatment
  • Suicide prevention services

Before you commit, confirm openings, costs and the program's state license. How to find a therapist you can afford lists the questions to ask when you call, and mental health care in New York lists the state's crisis lines and license lookups.

Other Mental Health Facilities Near Mather Hospital at Northwell

Measured by straight-line distance from this facility. See every listing on the Port Jefferson mental health care page.

WellLife Network Inc, Coram

3600 Route 112, 1st Floor, Coram, NY 11727 · 6.0 mi

718-559-0516

  • Outpatient care
  • Telehealth therapy
  • CBT
  • DBT
  • couples and family therapy
  • Medicaid
  • Medicare
  • Private insurance
  • Sliding fee

Sources

  1. SAMHSA FindTreatment.gov listing data, checked October 2026
  2. About FindTreatment.gov (SAMHSA)

In crisis? Call or text 988 or chat at 988lifeline.org, any time. If someone is in immediate danger, call 911. anxiety.help is an independent guide, not a mental health provider or crisis service, and doesn't give medical advice. For a free, confidential referral, call SAMHSA's National Helpline at 1-800-662-4357.