CLIA lab

CLIA 05D0691746: John Muir Medical Center

Walnut Creek, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.

CLIA number 05D0691746 belongs to John Muir Medical Center in Walnut Creek, CA.

Certificate of Accreditation, effective December 2, 2024, expires December 1, 2026.

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

Run it in Rivvi

Map your lab's test names to LOINC codes

Open in Rivvi

Free to start. Opens Rivvi, the AI workspace for healthcare teams.

Certificate

Certificate type
Certificate of Accreditation
Certificate effective
December 2, 2024
Certificate expiration
December 1, 2026
Status in the CMS file
Active (termination code 00)
Original participation date
February 23, 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
05D0691746
Lab name
John Muir Medical Center
Additional name
Walnut Creek - Point of Care Testing
Address
1601 Ygnacio Valley Road, Walnut Creek, CA 94598
Phone
(925) 941-4197
Fax
(925) 947-4401

Annual test volume the lab reported

Waived tests
115,987
Tests under accreditation
48,094
Total
164,081

Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.

Care facility at this address

Other labs in Walnut Creek, CA

Related

Questions

What is the CLIA number for John Muir Medical Center in Walnut Creek?

05D0691746, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does John Muir Medical Center hold?

A Certificate of Accreditation, according to the CMS file.

When does CLIA 05D0691746 expire?

The CMS file lists December 1, 2026 as the certificate expiration date; the certificate took effect December 2, 2024.

Try it on your own data today.

Free to start. Most teams are using it the same day.