CLIA lab

CLIA 14D0042701: Northwestern Medicine Central Du Page Hospital

Winfield, IL. Certificate and address details from the CMS Provider of Services file for clinical laboratories.

CLIA number 14D0042701 belongs to Northwestern Medicine Central Du Page Hospital in Winfield, IL.

Certificate of Accreditation, effective February 28, 2025, expires February 27, 2027.

Active in the CMS Provider of Services file posted October 16, 2026.

Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page

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Certificate

Certificate type
Certificate of Accreditation
Certificate effective
February 28, 2025
Certificate expiration
February 27, 2027
Status in the CMS file
Active (termination code 00)
Original participation date
April 27, 1993
Facility type
Hospital
Ownership (control type)
Private
Lab classification
CLIA laboratory
Accrediting organizations
College of American Pathologists (CAP)
Directly affiliated labs
2

Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page

Lab and contact

CLIA number
14D0042701
Lab name
Northwestern Medicine Central Du Page Hospital
Address
25 North Winfield Rd, Dept Of Pathology, Winfield, IL 60190
Phone
(630) 933-2079
Fax
(630) 933-4364

Annual test volume the lab reported

Tests under accreditation
1,725,183

Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.

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Questions

What is the CLIA number for Northwestern Medicine Central Du Page Hospital in Winfield?

14D0042701, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Northwestern Medicine Central Du Page Hospital hold?

A Certificate of Accreditation, according to the CMS file.

When does CLIA 14D0042701 expire?

The CMS file lists February 27, 2027 as the certificate expiration date; the certificate took effect February 28, 2025.

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