Below are some frequently called departments at Mather Hospital.
If you don’t see the department you wish to contact, please call
Mather’s Main Switchboard at (631) 473-1320.
Email us at:  matherhospital@northwell.edu

Admitting (631) 476-2715
Ambulatory Surgery (631) 476-2717
Bariatric Center of Excellence (631) 686-7990
Behavioral Health Services
Eating Disorders Program for Adolescents and Adults (631) 473-3877 – Ext. 4853
Inpatient Adult Psychiatric (631) 476-2830
Inpatient Adolescent Psychiatric (631) 476-2775
Outpatient Partial Hospitalization for Adolescents and Adults (631) 473-3877
Chemical Dependency Clinic (631) 331-8200
Mental Health Clinic (631) 729-2140
Breast Health Center (631) 476-2771
Development/ Fundraising (631) 476-2723
Emergency Room (631) 476-2808
Employee Health (631) 476-2725
Enterostomal Therapy (631) 476-2707
Gift Shop (631) 473-1320 – Ext. 4130
Health Information Management (Medical Records) (631) 476-2727
Fax: (631)686-1466
Human Resources (631) 476-2735
Hyperbaric (631) 476-2768
Imaging Services/ Radiology (631) 476-2803
Infusion (631) 476-2718
Laboratory (631) 476-2766
Laboratory Patient Service Center (631) 675-2870
Lung Cancer Screening (631) 686-2500
Lymphedema (631) 686-7648
MIRA (631) 476-2767
Nursing Administration (631) 476-2734
Patient Advocate (631) 473-1320 – Ext. 5400
Patient Billing (631) 476-2801
Patient Insurance Consultant (631) 476-2794
Outpatient Rehabilitation Services
Physical Therapy (631) 476-2737
Occupational Therapy (631) 476-2737
Speech Language Pathology (631) 476-2737
PACU (Recovery Room) (631) 476-2770
PICC Program (631) 473-1320 – Ext. 4498
Post Surgical Unit (631) 473-1320 – Ext. 4480
Pre-Surgical Testing (631) 476-2807
Public Affairs/ Community Relations (631) 476-2723
Respiratory Therapy (631) 476-2745
Security (631) 473-1320 – Ext. 4171
Sleep Disorders Center (631) 476-2721
Social Work Services (631) 476-2746
Stroke Center (631) 686-7660
Transitional Care Unit (631) 686-7690
Volunteer Office (631) 476-2749
Weiss Center for Pain Management (631) 476-2879
Wound Treatment Center – Melville (631) 249-2347
Wound Treatment Center – Port Jefferson (631) 474-4590