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

Quest Diagnostics Clinical Laboratories Inc

Organization Clinical Medical Laboratory · NPI 1790815231

Quest Diagnostics Clinical Laboratories Inc is a Clinical Medical Laboratory in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2007.

Licensed in
MO
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

5535 Delmar Blvd
Saint Louis, MO 63112-3005
Phone: (314) 879-6282
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Medical Laboratory (primary) Taxonomy 291U00000X · Licence 26D1023028 (MO)

Record details

NPI number1790815231
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official Gerald Cartier — Vp Of Revenue Services · (484) 676-7000
NPI enumeratedMarch 6, 2007
Last updated in NPPESSeptember 6, 2012
Mailing address1001 Adams Ave, Mrgov 2nd Floor, Norristown, PA 19403-2429

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