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 1104844158

Quest Diagnostics Massachusetts LLC is a Clinical Medical Laboratory in Worcester, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
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

630 Plantation St
Worcester, MA 01605-2038
Phone: (508) 852-0600
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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 22D1034604 (MA)

Record details

NPI number1104844158
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics LLC MA
Authorized official David Betz — Director · (412) 920-7000
NPI enumeratedJuly 18, 2006
Last updated in NPPESDecember 9, 2022
Certification dateDecember 9, 2022
Mailing address1201 S Collegeville Rd, Collegeville, PA 19426-2998

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