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Quest Diagnostics
One of 30 diagnostics imaging or lab service listings in Concord.
About Quest Diagnostics
Quest Diagnostics is a diagnostics imaging or lab service in the health and medical sector, based in Concord, CA. Its recorded address is 4383 Clayton Rd Ste 20, 94521. The listing includes a telephone number, an official website. It is one of 30 diagnostics imaging or lab service listings tracked in Concord; the nearest comparable listing is Labcorp, about 2.1 km away. Quest Diagnostics has 2,797 listed locations in total; this page covers the Concord branch.
- Address
- 4383 Clayton Rd Ste 20, Concord, CA, 94521
- Phone
- 8312122754
- Website
- locations.questdiagnostics.com
Questions
Where is Quest Diagnostics located?
4383 Clayton Rd Ste 20, Concord, CA, 94521
How do I contact Quest Diagnostics?
8312122754 · https://locations.questdiagnostics.com/ca/concord/4383-clayton-rd
What type of business is Quest Diagnostics?
Quest Diagnostics is a diagnostics imaging or lab service (health and medical) in Concord.
Quest Diagnostics branches
Quest Diagnostics has 2,797 listed locations. This branch is in Concord.
- Weslaco78596-4281
- Laredo78041-3988
- McAllen78503-1531
- Alice78332-4197
- Kingsville78363-6371
- Bradenton34210-2819
- Corpus Christi78404-2500
- St Petersburg33713-5438
- St Petersburg33713-7146
- South Pasadena33707-2118
Nearby diagnostics imaging or lab service
- LabcorpConcord2.1 km
- Bay Imaging Consultants Medical GroupWalnut Creek4.5 km
- American Industrial CareConcord4.1 km
- John Muir Health Medical ImagingConcord4.5 km
- Quest DiagnosticsConcord4.4 km
- LabcorpConcord4.5 km
- LabcorpConcord4.6 km
- California Center for Sleep DisordersConcord4.6 km
- Contra Costa Imaging Center at John Muir Medical Center, ConcordConcord4.6 km
- BASS Imaging CenterWalnut Creek5.1 km
- UCSF Pediatric Echocardiography Imaging ProgramWalnut Creek5.4 km
- UCSF Pediatric Walnut Creek Radiology CenterWalnut Creek5.4 km
- LabcorpWalnut Creek5.3 km
- Eric M. TaoWalnut Creek5.5 km
- HeartScanWalnut Creek6.0 km
Cite this page
“Quest Diagnostics, Concord — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.