CLIA lab
CLIA 22D2150548: Winthrop Street Internal Medicine
Worcester, MA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 22D2150548 belongs to Winthrop Street Internal Medicine in Worcester, MA.
Certificate of Waiver, effective June 27, 2026, expires June 26, 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
- June 27, 2026
- Certificate expiration
- June 26, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- June 27, 2018
- Facility type
- Physician office
- Ownership (control type)
- Other
- 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
- 22D2150548
- Lab name
- Winthrop Street Internal Medicine
- Address
- 291 Lincoln Street, Suite 105, Worcester, MA 01605
- Phone
- (508) 799-2922
Annual test volume the lab reported
- Waived tests
- 1,200
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 Winthrop Street Internal Medicine in Worcester?
22D2150548, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Winthrop Street Internal Medicine hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 22D2150548 expire?
The CMS file lists June 26, 2028 as the certificate expiration date; the certificate took effect June 27, 2026.