CLIA lab
CLIA 05D0550302: Quest Diagnostics
West Hills, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D0550302 belongs to Quest Diagnostics in West Hills, CA.
Certificate of Accreditation, effective April 28, 2025, expires April 27, 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 Accreditation
- Certificate effective
- April 28, 2025
- Certificate expiration
- April 27, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- January 20, 1993
- 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
- 05D0550302
- Lab name
- Quest Diagnostics
- Additional name
- Nichols Institute of Valencia Inc
- Address
- 8407 Fallbrook Ave Suite #100, West Hills, CA 91304
- Phone
- (800) 421-7110
Annual test volume the lab reported
- Tests under accreditation
- 8,798,805
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
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- Agoura-West Valley PediatricCertificate of Waiver, Physician office05D0557570
- Ann Shahwan MDCertificate of Waiver, Physician office05D2090904
- Blair S Kranson MDCertificate of Compliance, Physician office05D0857715
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Related
Questions
What is the CLIA number for Quest Diagnostics in West Hills?
05D0550302, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Quest Diagnostics hold?
A Certificate of Accreditation, according to the CMS file.
When does CLIA 05D0550302 expire?
The CMS file lists April 27, 2027 as the certificate expiration date; the certificate took effect April 28, 2025.