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

Quest Diagnostics Clinical Laboratories Inc

Organization Clinical Medical Laboratory · NPI 1891981742

Quest Diagnostics Clinical Laboratories Inc is a Clinical Medical Laboratory in Horsham, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2007.

Licensed in
PA
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

800 Business Center Dr Fl 2
Horsham, PA 19044-3431
Phone: (800) 825-7320
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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 39D0903558 (PA)

Record details

NPI number1891981742
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official Charles Bowles — Vice President · (610) 454-6000
NPI enumeratedSeptember 24, 2007
Last updated in NPPESJuly 15, 2022
Certification dateJuly 15, 2022
Mailing address1201 S Collegeville Rd, Collegeville, PA 19426-2998

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