CLIA lookup
CLIA Labs in Port Jefferson, NY
Every lab with an active CLIA certificate at a city address, A to Z. Open a lab for its certificate dates.
18 labs in Port Jefferson, NY hold an active CLIA certificate in the CMS file posted October 16, 2026.
15 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 Port Jefferson, NY
| Lab ↑ | CLIA number | Certificate | Facility type |
|---|---|---|---|
| Advanced Gastroenterology & Endoscopy, PC | 33D2058269 | Compliance | Physician office |
| Brookhaven Gastroenterology Associates PC | 33D2273244 | Waiver | Physician office |
| CS Medical Associates PC | 33D2341406 | Waiver | Physician office |
| Good Samaritan Unviersity Hospital | 33D0158845 | Compliance | Hospital |
| Good Shepherd Hospice Inpatient Center | 33D2058292 | Waiver | Hospice |
| Harbor View Medical Services PC | 33D2109161 | Waiver | Ancillary test site |
| Jim Best DO PC | 33D2018029 | Waiver | Physician office |
| Mark Di Benedetto MD | 33D0158777 | Waiver | Physician office |
| Mather Chemical Dependency Clinic | 33D2211199 | Waiver | Other |
| Mather Hospital Northwell Health | 33D0158831 | Compliance | Hospital |
| Mather Hospital Northwell Health Wound | 33D1078901 | Waiver | Ambulatory surgery center |
| New York Allergy Asthma & Immunology PC | 33D2269673 | Waiver | Physician office |
| Nshoa | 33D0158843 | Waiver | Physician office |
| Opthamalic Consultants of Long Island | 33D2020487 | Waiver | Physician office |
| Port Jefferson Operating LLC Water's Edge | 33D2170495 | Waiver | Ancillary test site |
| Rena Ferguson MD PC | 33D2164669 | Waiver | Physician office |
| Safe Harbor Medical PLLC | 33D2337021 | Waiver | Physician office |
| SCH - Fishberger - PC Internal Medicine | 33D0156742 | 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 Port Jefferson, NY?
18 labs with a Port Jefferson address hold an active CLIA certificate in the CMS file posted October 16, 2026.
What certificates do Port Jefferson labs hold?
15 Certificate of Waiver, 3 Certificate of Compliance.
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.