CLIA lab
CLIA 05D0707203: John Muir Medical Center Walnut Creek Campus
Walnut Creek, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D0707203 belongs to John Muir Medical Center Walnut Creek Campus in Walnut Creek, CA.
Certificate of Accreditation, effective December 1, 2025, expires November 30, 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
- December 1, 2025
- Certificate expiration
- November 30, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- May 27, 1993
- Facility type
- Hospital
- Ownership (control type)
- Private
- Lab classification
- CLIA laboratory
- Accrediting organizations
- The Joint Commission
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 05D0707203
- Lab name
- John Muir Medical Center Walnut Creek Campus
- Additional name
- Pulmonary Function Laboratory
- Address
- 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
- Phone
- (510) 939-3000
Annual test volume the lab reported
- Tests under accreditation
- 22,143
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Care facility at this address
- John Muir Medical Center - Walnut Creek CampusCMS Care Compare ratings for the facility at the same street address
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Questions
What is the CLIA number for John Muir Medical Center Walnut Creek Campus in Walnut Creek?
05D0707203, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does John Muir Medical Center Walnut Creek Campus hold?
A Certificate of Accreditation, according to the CMS file.
When does CLIA 05D0707203 expire?
The CMS file lists November 30, 2027 as the certificate expiration date; the certificate took effect December 1, 2025.