Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Quest Diagnostics Incorporated

Organization Clinical Medical Laboratory · NPI 1386783637

Quest Diagnostics Incorporated is a Clinical Medical Laboratory in Downey, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007

Practice location Address checks out

11411 S Brookshire Ave Ste 203
Downey, CA 90241-5003
Phone: (562) 923-5474
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Medical Laboratory (primary) Taxonomy 291U00000X · Licence 05D0547573 (CA)

Record details

NPI number1386783637
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official Gerald Cartier — Vp Of Revenu Services · (484) 676-7000
Other names Quest Diagnostics
NPI enumeratedFebruary 5, 2007
Last updated in NPPESOctober 22, 2012
Mailing address1001 Adams Ave Mrgov, 2nd Floor, Norristown, PA 19403-2429

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