SHIELD Covid-19 Testing
Located at:
990 N. Water Street
Decatur, IL 62521
Monday-Friday
12:00PM-4:30PM
Please park and enter through the door on the west side of the building.
SHIELD is a saliva-based, non-invasive COVID-19 test that simply requires an individual to deposit a saliva sample into a provided vial at the testing site located at the facility located on Crossing Healthcare's Campus. Testing is FREE and you'll know your results in less than a day.
Hours may change due to inclement weather or supply availability. Please check Crossing Healthcare's Facebook page for scheduling updates and announcements.

Agency Code: YWR7YBF1
IMPORTANT PLEASE READ: What you should do before testing
- Hydrate about 90 minutes before! Drink water up to one hour prior to testing. Dehydration makes it harder to produce saliva.
- Then...don't eat, drink, or smoke for 60 minutes before you test! Also, avoid tooth brushing, mouth washing, gum chewing, and artifically-colored energy drinks for at least one hour before submitting your saliva sample at the test location.
- Mask up and bring your photo ID. You'll check in at the testing site check in table to verify your identify.
Overview of the Testing Process
Tips for Providing a Sample
Testing Results
Test results will typically be available within 24 hours of the test and communicated to the individual who was tested. You will receive an e-mail from SHIELD Illinois when your results have posted.