Accreditations
College of American Pathologists
American Association of Blood Banks (AABB)
Food and Drug Administration (FDA)
Phone numbers
Day (618) 257-5080 (6 a.m. - 10:30 p.m.)
Night (618) 257-5105 (10:30 p.m. - 6 a.m.)
In-patient hours
The laboratory is open 24 hours daily, except for the Department of Surgical Pathology.
Outpatient hours
Main Lab:
Monday - Friday: 6 a.m. - 7 p.m.
Saturday: 6 a.m. - 2:30 p.m.
Sundays and Holidays: Closed
O'Fallon Lab:
Monday - Friday: 7 a.m. - 5 p.m.
Saturday: 8 a.m. - Noon
Sundays and Holidays: Closed
Pre-admission testing
Pre-admission testing is routinely drawn in the Admission Center. Contact them at (618) 257-5460 for appointments and hours of operation.
Emergency patients
Laboratory services are available to Emergency Department patients 24 hours daily.
Surgical Pathology hours
Monday-Friday 7:30 a.m. - 4:30 p.m.