Lab Locations in Chesterfield, Missouri

Walk-In Lab provides access to routine lab testing in Chesterfield through our national partners, LabCorp and Quest Diagnostics.

View available lab locations below, along with details to help you choose the most convenient option for your testing needs.

Find a Lab Near You in Chesterfield

Browse participating lab locations in and around Chesterfield. Select a location to view details, get directions, and schedule an appointment if available.

Zip Code or use Your Location

Labs

Hours

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Please call labs to verify their business hours as we do not guarantee their accuracy and are subject to change.

How Lab Testing Works

Walk-In Lab sells routine lab tests that can be completed at LabCorp and Quest Diagnostics patient service centers near Chesterfield.

Purchase Your Test

Purchase your lab test online

Visit a Lab

Visit a participating lab location listed above

Complete Your Test

Complete your test at your convenience

No insurance is required.

Do You Need an Appointment?

Appointments are optional but strongly recommended to reduce wait times.

Labs are typically busiest in the morning, especially for fasting tests.

To schedule:

Select your preferred lab location above
Click "Make Appointment" if available
Bring your lab order and appointment confirmation with you

Please note: Many Quest Diagnostics locations require appointments.

Important Information

Lab Network Rules

LabCorp orders must be completed at LabCorp locations
Quest Diagnostics orders must be completed at Quest locations
Visiting a non-participating facility such as a hospital or clinic may result in additional charges and delays

Home Test Kits

If you purchased a home test kit that requires a blood draw, you will need to visit a local hospital, clinic, or mobile phlebotomy service, as LabCorp and Quest locations do not perform these draws.
For more information: https://www.walkinlab.com/home-test-kits-require-blood-draw

Explore More Lab Locations in Missouri

Looking for another area? Browse other cities in Missouri to find additional lab locations near you.