Apple Maps
Search
Guides
Directions
Have a Business on Maps?
Manage Your Business
Quest Diagnostics
Quest Diagnostics
Medical Lab ·
Walnut Creek, CA
Directions
Call
Website
Details
Hours
Closed Today
Hours
Closed Today
Sunday
Closed
Mon – Fri
7:30
AM
–
4:30
PM
Saturday
8:00
AM
–
12:00
PM
Website
locations.questdiagnostics.com
Phone
+1 (925) 930-6897
Address
2250 Oak Grove Rd
Walnut Creek, CA 94598
United States