CLIA lab
CLIA 22D0722029: Mass General Primary Care Westford
Westford, MA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 22D0722029 belongs to Mass General Primary Care Westford in Westford, MA.
Certificate of Waiver, effective January 5, 2025, expires January 4, 2027.
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
- January 5, 2025
- Certificate expiration
- January 4, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- July 2, 1993
- 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
- 22D0722029
- Lab name
- Mass General Primary Care Westford
- Address
- 133 Littleton Road, Suite 202, Westford, MA 01886
- Phone
- (978) 577-1946
- Fax
- (978) 692-4716
Annual test volume the lab reported
- Waived tests
- 2,000
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 Mass General Primary Care Westford in Westford?
22D0722029, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Mass General Primary Care Westford hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 22D0722029 expire?
The CMS file lists January 4, 2027 as the certificate expiration date; the certificate took effect January 5, 2025.