Quest Diagnostics
3300 Webster St #103
Oakland, CA 94609 510-251-0547
Oakland, CA 94609 510-251-0547
Ratings
Consumer Ratings for Quest Diagnostics — 7 Ratings
Percent of customers who rated service "superior" for:
Doing service properly
Promptness/responsiveness
Pleasantness
Overall quality
Consumer Comments for Quest Diagnostics
Nov 08, 2025
Jun 19, 2025
Apr 28, 2021
...and 4 more consumer comments for Quest Diagnostics