CLIA lookup
CLIA Labs in Smithtown, NY
Every lab with an active CLIA certificate at a city address, A to Z. Open a lab for its certificate dates.
59 labs in Smithtown, NY hold an active CLIA certificate in the CMS file posted October 16, 2026.
43 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 Smithtown, NY
| Lab ↑ | CLIA number | Certificate | Facility type |
|---|---|---|---|
| ST Catherine of Siena Hospital | 33D0159343 | Compliance | Hospital |
| ST Catherine of Siena Nursing Home | 33D0981825 | Waiver | Skilled nursing or nursing facility |
| Sunrise of Smithtown | 33D2210136 | Waiver | Assisted living facility |
| Timothy D Groth MD PC | 33D2020630 | Waiver | Physician office |
| Town of Smithtown-Horizons Counseling and | 33D2245386 | Waiver | Comprehensive outpatient rehab facility |
| Walgreens No 07628 | 33D2243393 | Waiver | Pharmacy |
| Walgreens No 09497 | 33D2243391 | Waiver | Pharmacy |
| Zwanger & Pesiri Radiology Group LLP | 33D1076751 | Waiver | Physician office |
| Zwanger & Pesiri Radiology Group LLP | 33D2106908 | Waiver | Physician office |
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
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Questions
How many CLIA labs are in Smithtown, NY?
59 labs with a Smithtown address hold an active CLIA certificate in the CMS file posted October 16, 2026.
What certificates do Smithtown labs hold?
43 Certificate of Waiver, 13 Certificate of Compliance, 2 Certificate for Provider-Performed Microscopy Procedures, 1 Certificate of Accreditation.
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.