CLIA lookup
CLIA Labs in District of Columbia
Every lab with an active CLIA certificate in District of Columbia, by city.
555 labs in District of Columbia hold an active CLIA certificate in the CMS file posted October 16, 2026.
444 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 District of Columbia
- Certificate of Waiver
- 444
- Certificate for Provider-Performed Microscopy Procedures
- 62
- Certificate of Accreditation
- 29
- Certificate of Compliance
- 15
- Certificate of Registration
- 5
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 District of Columbia?
555 labs in District of Columbia hold an active CLIA certificate in the CMS file posted October 16, 2026.
How many District of Columbia labs have a Certificate of Waiver?
444 of the 555 active labs in District of Columbia 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.