CLIA lab
CLIA 05D0670387: Unilab Corporation DBA Quest Diagnostics
Arcadia, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D0670387 belongs to Unilab Corporation DBA Quest Diagnostics in Arcadia, CA.
Certificate of Accreditation, effective March 8, 2026, expires March 7, 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 Accreditation
- Certificate effective
- March 8, 2026
- Certificate expiration
- March 7, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- September 1, 1992
- Facility type
- Independent
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
- Accrediting organizations
- College of American Pathologists (CAP)
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 05D0670387
- Lab name
- Unilab Corporation DBA Quest Diagnostics
- Address
- 612 West Duarte Road, Suite 103, Arcadia, CA 91007
- Phone
- (626) 445-4989
- Fax
- (626) 821-1352
Annual test volume the lab reported
- Waived tests
- 811
- Tests under accreditation
- 644,942
- Total
- 645,753
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 Unilab Corporation DBA Quest Diagnostics in Arcadia?
05D0670387, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Unilab Corporation DBA Quest Diagnostics hold?
A Certificate of Accreditation, according to the CMS file.
When does CLIA 05D0670387 expire?
The CMS file lists March 7, 2028 as the certificate expiration date; the certificate took effect March 8, 2026.