Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

QUEST DIAGNOSTICS LLC
NPI 1962283655
Clinical Medical Laboratory in Moline, IL

Active since October 10, 2023
1106 4TH AVE, MOLINE, IL 61265(866) 697-8378 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, Oct 10, 2023 (2 updates tracked since 2023).

About Quest Diagnostics Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

QUEST DIAGNOSTICS LLC (NPI 1962283655) is a healthcare organization registered as a clinical medical laboratory in Moline, Illinois and active in the NPI registry since October 2023. The organization lists Leah Timmerman, Vice President, as its authorized official.

NPPES Registry Identity

NPI1962283655
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameQUEST DIAGNOSTICS LLC
Location Address1106 4TH AVEMoline, IL 61265-1231
Mailing Address4770 Regent BlvdIrving, TX 75063-2445 · (214) 932-8018 · Fax (610) 271-4245
Organization SubpartYesParent: Quest Diagnostics Incorporated
Authorized OfficialLeah TimmermanVice President · (866) 697-8378
Enumeration DateOctober 10, 2023
Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2026
✔ NPI 1962283655 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
1106 4TH AVE, Moline, IL 61265

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Obstetrics & Gynecology
1106 4TH AVE
MOLINE, IL 61265
Pediatrics
1106 4TH AVE
MOLINE, IL 61265
Nurse Practitioner (Family)
1106 4TH AVE
MOLINE, IL 61265
Family Medicine
1106 4TH AVE
MOLINE, IL 61265
Pediatrics
1106 4TH AVE
MOLINE, IL 61265
Pediatrics
1106 4TH AVE, COMMUNITY HEALTH CARE
MOLINE, IL 61265
Nurse Practitioner (Family)
1106 4TH AVE
MOLINE, IL 61265
Clinical Medical Laboratory
1106 4TH AVE
MOLINE, IL 61265

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Quest Diagnostics LLC's NPI number?

The NPI number for Quest Diagnostics LLC is 1962283655. It was assigned to this organization in the NPPES registry on October 10, 2023.

Where is Quest Diagnostics LLC located?

Quest Diagnostics LLC is located at 1106 4th Ave, Moline, IL 61265. The listed phone number is (866) 697-8378.

What is Quest Diagnostics LLC's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

When was this NPI record last updated?

The NPPES record for Quest Diagnostics LLC was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.