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

Quest Diagnostics Massachusetts LLC

Organization Clinical Medical Laboratory · NPI 1033536636

Quest Diagnostics Massachusetts LLC is a Clinical Medical Laboratory in Worcester, Massachusetts. Registered with an NPI since 2014.

In the registry since
2014
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1 Eaton Pl
Worcester, MA 01608-1232
Phone: (508) 556-5400
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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

Record details

NPI number1033536636
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official J Pablo Lake — Vp Of Revenue Services · (484) 676-7000
NPI enumeratedMarch 21, 2014
Last updated in NPPESMarch 21, 2014
Mailing address1001 Adams Ave, Mrgov 2nd Floor, Norristown, PA 19403-2429

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