Quest Diagnostics Locations in Tucson, Arizona

Walk-In Lab provides access to routine lab testing at Quest Diagnostics patient service centers in and around Tucson.

Order your test online, then visit any of the Quest Diagnostics locations below — no doctor's visit or insurance required.

Find a Quest Diagnostics Location Near You in Tucson

Browse Quest Diagnostics locations in and around Tucson. Select a location to view details, get directions, and schedule an appointment if available.

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Labs

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

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

Purchase your lab test online

Visit a participating lab location listed above

Complete your test at your convenience

No insurance is required.

Appointments are optional but strongly recommended to reduce wait times.

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

To schedule:

Please note: Many Quest Diagnostics locations require appointments.

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

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

Looking for another area? Browse other cities in Arizona to find additional Quest Diagnostics locations near you.