CLIA lab
CLIA 33D1057626: Nassau Immediate Medical Care PLLC
Williston Park, NY. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 33D1057626 belongs to Nassau Immediate Medical Care PLLC in Williston Park, NY.
Certificate of Compliance, effective July 24, 2023, expiration date September 30, 2026.
The CMS file posted October 16, 2026 lists the certificate as active, but its expiration date has passed. A renewal may not be in this file yet.
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
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Certificate
- Certificate type
- Certificate of Compliance
- Certificate effective
- July 24, 2023
- Certificate expiration
- September 30, 2026
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- August 17, 2006
- Facility type
- Physician office
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 33D1057626
- Lab name
- Nassau Immediate Medical Care PLLC
- Address
- 465 Willis Avenue, Williston Park, NY 11596
- Phone
- (516) 294-3535
- Fax
- (516) 294-6451
Annual test volume the lab reported
- Waived tests
- 1,300
- Other nonwaived tests
- 360
- Total
- 1,660
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
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Related
Questions
What is the CLIA number for Nassau Immediate Medical Care PLLC in Williston Park?
33D1057626, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Nassau Immediate Medical Care PLLC hold?
A Certificate of Compliance, according to the CMS file.
When does CLIA 33D1057626 expire?
The CMS file lists September 30, 2026 as the certificate expiration date; the certificate took effect July 24, 2023.