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

Quest Diagnostics LLC Il

Organization Clinical Medical Laboratory · NPI 1124541388

Quest Diagnostics LLC Il is a Clinical Medical Laboratory in Dearborn, Michigan. Registered with an NPI since 2017.

In the registry since
2017
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

3133 S Telegraph Rd Ste B
Dearborn, MI 48124-3472
Phone: (248) 321-9044
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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 number1124541388
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official Leah Timmerman — Vice President · (973) 520-2700
NPI enumeratedJuly 19, 2017
Last updated in NPPESJuly 20, 2026
Certification dateJuly 20, 2026
Mailing address4770 Regent Blvd, Irving, TX 75063-2445

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