CLIA lab
CLIA 33D2018029: Jim Best DO PC
Port Jefferson, NY. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 33D2018029 belongs to Jim Best DO PC in Port Jefferson, NY.
Certificate of Waiver, effective February 9, 2026, expires February 8, 2028.
Active in the CMS Provider of Services file posted October 16, 2026.
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 Waiver
- Certificate effective
- February 9, 2026
- Certificate expiration
- February 8, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- December 22, 2010
- 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
- 33D2018029
- Lab name
- Jim Best DO PC
- Address
- 640 Belle Terre Road (f), Port Jefferson, NY 11777
- Phone
- (631) 928-6900
- Fax
- (631) 928-6979
Annual test volume the lab reported
- Waived tests
- 80
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Other labs in Port Jefferson, NY
- Advanced Gastroenterology & Endoscopy, PCCertificate of Compliance, Physician office33D2058269
- Brookhaven Gastroenterology Associates PCCertificate of Waiver, Physician office33D2273244
- CS Medical Associates PCCertificate of Waiver, Physician office33D2341406
- Good Samaritan Unviersity HospitalCertificate of Compliance, Hospital33D0158845
- Good Shepherd Hospice Inpatient CenterCertificate of Waiver, Hospice33D2058292
- Harbor View Medical Services PCCertificate of Waiver, Ancillary test site33D2109161
- Mark Di Benedetto MDCertificate of Waiver, Physician office33D0158777
- Mather Chemical Dependency ClinicCertificate of Waiver, Other33D2211199
- Mather Hospital Northwell HealthCertificate of Compliance, Hospital33D0158831
- Mather Hospital Northwell Health WoundCertificate of Waiver, Ambulatory surgery center33D1078901
Related
Questions
What is the CLIA number for Jim Best DO PC in Port Jefferson?
33D2018029, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Jim Best DO PC hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 33D2018029 expire?
The CMS file lists February 8, 2028 as the certificate expiration date; the certificate took effect February 9, 2026.