CLIA lookup
CLIA Labs in Ontario, WI
Every lab with an active CLIA certificate at a city address, A to Z. Open a lab for its certificate dates.
1 labs in Ontario, WI hold an active CLIA certificate in the CMS file posted October 16, 2026.
1 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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CLIA Labs in Ontario, WI
| Lab ↑ | CLIA number | Certificate | Facility type |
|---|---|---|---|
| Norwalk Ontario Wilton School District | 52D2229029 | Waiver | School or student health service |
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Related
Questions
How many CLIA labs are in Ontario, WI?
1 labs with a Ontario address hold an active CLIA certificate in the CMS file posted October 16, 2026.
What certificates do Ontario labs hold?
1 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.