CLIA lookup

CLIA Labs in Pennsylvania

Every lab with an active CLIA certificate in Pennsylvania, by city.

9,765 labs in Pennsylvania hold an active CLIA certificate in the CMS file posted October 16, 2026.

7,773 of them hold a Certificate of Waiver.

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

License: a US government work, in the public domain (Public Domain Mark 1.0).

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Certificates in Pennsylvania

Certificate of Waiver
7,773
Certificate for Provider-Performed Microscopy Procedures
1,143
Certificate of Accreditation
482
Certificate of Compliance
336
Certificate of Registration
31

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

By city

Related

Questions

How many CLIA labs are in Pennsylvania?

9,765 labs in Pennsylvania hold an active CLIA certificate in the CMS file posted October 16, 2026.

How many Pennsylvania labs have a Certificate of Waiver?

7,773 of the 9,765 active labs in Pennsylvania hold a Certificate of Waiver.

What does a CLIA number look like?

Ten characters: two digits, the letter D, then seven digits (for example 45D2100035). CMS assigns one to each laboratory certificate under the Clinical Laboratory Improvement Amendments.

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