Southside Hospital 631-968-3000
Administration 631-968-3800
Admitting 631-968-3316
Brentwood Family Health Center 631-853-3400
Central Islip Health Center 631-853-2710
Chaplain 631-968-3484
Community Health Resource Center 631-968-3026
Community Relations 631-968-3477
Development Office 631-968-3478
Gift Shop 631-968-3095
Southside Health Institute, Bay Shore 631-968-3400
Southside Health Institute, Smithtown 631-863-3050
Home Care 631-630-3800
Human Resources 631-968-3217
Health Library 631-968-3026
Inpatient Billing 631-719-8767
Outpatient Billing 631-968-3948
Patient Information 631-968-3352
Patient Representative 631-968-3535
Pre-Admission Testing 631-968-7466
Physician Referral 888-321-DOCS (3627)
Social Work 631-968-3424
Volunteer Resources 631-968-3442