QUEST DIAGNOSTICS LLC
NPI 1730770751
Clinical Medical Laboratory in Chicago, IL

Active since February 02, 2021CLIA 14D2211010 · Waiver
1649 N PULASKI RD, CHICAGO, IL 60639(773) 278-6868(773) 278-6922 Get Directions Write a Review

NPPES record last updated: February 2, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Quest Diagnostics Llc NPPES

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

QUEST DIAGNOSTICS LLC (NPI 1730770751) is a healthcare organization registered as a clinical medical laboratory in Chicago, Illinois and active in the NPI registry since February 2021. The organization holds a CLIA Waiver certificate valid through January 24, 2027 and lists Charles Albert Bowles, Vice President, as its authorized official.

NPPES Registry Identity

NPI1730770751
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameQUEST DIAGNOSTICS LLC
Location Address1649 N PULASKI RDChicago, IL 60639-5207
Mailing Address1201 S Collegeville RdCollegeville, PA 19426-2998 · Fax (610) 271-4245
Fax(773) 278-6922
Organization SubpartYesParent: Quest Diagnostics Incorporated
Authorized OfficialCharles Albert BowlesVice President · (610) 454-6000
Enumeration DateFebruary 2, 2021
NPPES CertifiedFebruary 2, 2021
NPI 1730770751 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.
1649 N PULASKI RD, Chicago, IL 60639

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D2211010

Quest Diagnostics - Northwest Health Center · Chicago, IL
Active · expires Jan 24, 2027
CLIA Number14D2211010
Laboratory TypeIndependent
Certificate Effective DateJanuary 25, 2025
Certificate Expiration DateJanuary 24, 2027
Laboratory DirectorMatthew Kraiza
Laboratory Phone(773) 278-6868
Laboratory LocationQuest Diagnostics - Northwest Health Center1649 N Pulaski Rd - Lab Room, Chicago, IL 60639
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
23 services15 patients

Other Providers at the Same Location NPPES 8

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

Social Worker (Clinical)
1649 N PULASKI RD
CHICAGO, IL 60639
Social Worker (Clinical)
1649 N PULASKI RD
CHICAGO, IL 60639
Family Medicine
1649 N PULASKI RD
CHICAGO, IL 60639
Family Medicine
1649 N PULASKI RD
CHICAGO, IL 60639
Family Medicine
1649 N PULASKI RD
CHICAGO, IL 60639
Clinic/Center (Federally Qualified Health Center (FQHC))
1649 N PULASKI RD
CHICAGO, IL 60639
Physician Assistant
1649 N PULASKI RD
CHICAGO, IL 60639
Nurse Practitioner (Family)
1649 N PULASKI RD
CHICAGO, IL 60639

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 1730770751. It was assigned to this organization in the NPPES registry on February 2, 2021.

Where is Quest Diagnostics LLC located?

Quest Diagnostics LLC is located at 1649 N Pulaski Rd, Chicago, IL 60639. The listed phone number is (773) 278-6868.

What is Quest Diagnostics LLC's specialty?

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

Does Quest Diagnostics LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D2211010) is associated with this NPI, valid through January 24, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Quest Diagnostics LLC was last updated on February 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.