St. Mary's Hospital - Decatur Patients & Guests Phone Directory Phone Directory Addresses and Telephone Numbers HSHS St. Mary's Hospital 1800 E. Lake Shore Dr. Decatur, Illinois 62521 Main Phone Line: 217-464-2966 Administration - 217-464-2473 Anesthesia - 217-464-2729 Auxiliary Work Room - 217-464-7522 Behavioral Health Services Adolescent Inpatient - 217-464-5192 Adult Inpatient - 217-464-5196 Senior Behavioral Health - 217-464-5280 Treatment Center - 217-464-2500 Billing/Collections - 888-477-4221 Cancer Care Center - 217-464-2900 Cardiac & Pulmonary Rehab - 217-464-2056 Cardiovascular Services, EKG - 217-464-2846 Case Management - 217-464-2129 Cashier - 217-464-2190 Community Relations/Marketing - 217-464-2510 Convenient Testing - 217-464-1111 Diagnostic Services Cardiac Cath Lab - 217-464-7584 Neurodiagnostics (EEG) - 217-464-2848 Pulmonary Function Lab - 217-464-2603 Sleep Medicine Center - 217-464-2847 Employee Assistance Program (EAP/Lifeworks) - 217-464-2339 or 800-879-7005 Education - 217-464-5873 Emergency Services - 217-464-2973 Facilities - 217-464-2982 Financial Services/Accounting - 217-464-2024 Food and Nutrition Services - 217-464-2541 Gift Shop - 217-464-2101 Home Health - 217-464-3800 House Supervisors - 217-464-7600 Human Resources/ People Services - 217-464-7569 Infection Control - 217-464-2113 Information Desk (Patient Information) - 217-464-2531 Information Services - 217-464-2864 Intensive Care Unit - 217-464-2225 Intermediate Care Unit - 217-464-4000 Laboratory Services - 217-464-2060 Laundry Services - 217-464-2043 Library - 217-464-2182 Maternal/Child Care General - 217-464-5640 Labor and Delivery - 217-464-2334 Nursery - 217-464-2307 Post Partum - 217-464-2382 Prenatal Clinic - 217-464-2805 Medical Care Unit - 217-464-4000 Medical Records/ Health Information Management - 217-464-2130 Pain Medicine Center - 217-464-7246 Pediatrics - 217-464-3000 Pharmacy Services - 217-464-2107 Physician Referral Line - 217-464-1234 Physician Services - 217-464-2676 Pre-Admission - 217-464-7480 Quality Management - 217-464-2129 Radiology - 217-464-2984 Registration - 217-464-2962 Rehabilitation Services - 217-464-2981 Respiratory Care - 217-464-2015 Same Day Care - 217-464-2215 Scheduling - 217-464-2976 Security - 217-464-2405 Sleep Medicine Center - 217-464-2847 Spiritual Care - 217-464-2045 Surgical Care Unit - 217-464-2000 Surgical Services - 217-464-2217 Switchboard - 217-464-2966 Telecommunications - 217-464-7575