Quest Diagnostics

Review for Ms. Nancy Diaz and Quest Diagnostics, 2250 S. Main St., Corona, CA Ms. Nancy Diaz is truly exceptional. She is caring, gentle, and very professional. Her warm and calm manner...

If you want to get stabbed a bunch of time by people who don't know what the bell they are doing then come to this location! I get blood work done regularly I've NEVER. Had a issue with someone...

Have been coming to this location for years. The last time, I wasn't able to click on the arrival link so I had to knock on the door and ask for help. By now, I'm over 10 minutes late and was put...

Quest's Monopoly Mentality Is Failing Patients Quest Diagnostics has plenty of phlebotomists on site, yet none are designated to handle walk-ins--which is a major flaw in their system. Walk-in...

Terrible experience. I was a walk in and knew I would have a wait. But after 1 hour wait realized that someone who came in well after me needed assistance from another person and I heard him say...