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

Quest Diagnostics LLC Il

Organization Clinical Medical Laboratory · NPI 1881630614

Quest Diagnostics LLC Il is a Clinical Medical Laboratory in Wood Dale, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
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

1355 Mittel Blvd
Wood Dale, IL 60191-1024
Phone: (800) 323-5917
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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 14D0417052 (IL)

Record details

NPI number1881630614
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official Leah Timmerman — Vice President · (973) 520-2700
NPI enumeratedJune 21, 2006
Last updated in NPPESApril 7, 2025
Certification dateApril 7, 2025
Mailing address14275 Midway Rd Ste 400, Addison, TX 75001-3661

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