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Mount Sinai South Nassau Hospital Inpatient Psychiatric Unit – Oceanside

Address: 1 Healthy Way Suite D-4 - Oceanside, NY
General Phone Number: 516-632-3937
Website: http://www.southnassau.org/sn
Facility Type

Mount Sinai South Nassau Hospital provides the following mental health rehabilitation services in Oceanside.

  • Mental Health Rehabilitation
  • Dual Diagnosis Rehabilitation Center

Mount Sinai South Nassau Hospital is run by a private non-profit organization.


Service Settings (e.g., Outpatient, Residential, Inpatient, etc.)

Mount Sinai South Nassau Hospital provides treatment in the following settings.


  • Hospital inpatient mental health treatment
Emergency Mental Health Services

Mount Sinai South Nassau Hospital provides the following emergency mental health treatment and services.


  • Psychiatric emergency onsite services
  • Psychiatric emergency walk-in services
Mental Health Treatment Approaches

Mount Sinai South Nassau Hospital utilizes the following treatment approaches.


  • Activity therapy
  • Couples/family therapy
  • Electroconvulsive therapy
  • Group therapy
  • Integrated dual disorders treatment
Pharmacotherapies & Medications

Mount Sinai South Nassau Hospital utilizes the following pharmacotherapies & medications in the treatment process.


  • Chlorpromazine (Thorazine®)
  • Fluphenazine (Prolixin®)
  • Haloperidol (Haldol®)
  • Thioridazine (Mellaril/Melleril®)
  • Cariprazine (Vraylar®) 
  • Clozapine (Clozaril®) 
  • Lurasidone (Latuda®) 
  • Olanzapine (Zyprexa®) 
  • Olanzapine/Fluoxetine combination (Symbyax®) 
  • Quetiapine (Seroquel®) 
  • Risperidone (Risperdal®)
  • Ziprasidone (Geodon®) 
Payment Information

Information regarding payment(s) accepted at Mount Sinai South Nassau Hospital and possible financial assistance.


  • Community Mental Health Block Grants
  • Community Service Block Grants
  • Medicare
  • Medicaid
  • Military Insurance
  • Private Insurance
  • Cash or Self Payment
  • State-Financed Healthcare Plan Other Than Medicaid
  • State Mental Health Agency Funds
  • State Welfare or Child and Family Service Funds
  • U.S. Department of VA funds
  • Payment Assistance Available (Check With Facility For Details)
  • Sliding Fee Scale (based on income and other factors)
Special Programs / Groups Offered

Information regarding specialty programs and groups offered at Mount Sinai South Nassau Hospital.


  • Persons with co-occurring mental and substance use disorders
  • Persons with serious mental illness (SMI)
Screening & Testing

Mount Sinai South Nassau Hospital offers the following screening and testing services to mental health clients.


  • HIV testing
  • Screening for Hepatitis B
  • Screening for Hepatitis C
  • TB Screening
Ancillary Services

Mount Sinai South Nassau Hospital provides the following ancillary services in addition to mental health treatment.


  • Assertive community treatment
  • Assisted Outpatient Treatment
  • Case management
  • Court-ordered outpatient treatment
  • Diet and exercise counseling
  • Education services
  • Family psychoeducation
  • Housing services
  • Illness management and recovery
  • Integrated primary care services
  • Legal advocacy
  • Suicide prevention services
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