CLIA lab
CLIA 05D0985235: John Muir Health
Walnut Creek, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D0985235 belongs to John Muir Health in Walnut Creek, CA.
Certificate of Accreditation, effective September 18, 2025, expires September 17, 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
- September 18, 2025
- Certificate expiration
- September 17, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- April 11, 2001
- Facility type
- Other
- Ownership (control type)
- Private
- Lab classification
- CLIA laboratory
- Accrediting organizations
- College of American Pathologists (CAP)
- Directly affiliated labs
- 3
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 05D0985235
- Lab name
- John Muir Health
- Additional name
- Concord Medical Center - Oncology Lab
- Address
- 177 La Casa Via, Ste 370, Walnut Creek, CA 94598
- Phone
- (925) 692-5616
- Fax
- (925) 692-5717
Annual test volume the lab reported
- Tests under accreditation
- 253,718
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Affiliated CLIA numbers
Other labs in Walnut Creek, CA
- Alameda Care HospiceCertificate of Waiver, Hospice05D2335108
- Allergy and Asthma Midecal Group of the Bay AreaCertificate of Waiver, Physician office05D2194729
- Allergy and Astma Medical GroupCertificate of Waiver, Physician office05D0993348
- Anthony Bernens, MD A Div of Bass Med GroupCertificate of Waiver, Physician office05D2098537
- Aspen Surgery Center, LLCCertificate of Waiver, Ambulatory surgery center05D1076006
- Athome Healthcare Team-East Bay, LLCCertificate of Waiver, Home health agency05D2163719
- Balanced Pain ManagementCertificate of Waiver, Physician office05D1085771
- Barry Rotman, MD, IncCertificate of Waiver, Physician office05D1078781
- Bass Cancer Center, A Division of Bass Medical GroCertificate of Waiver, Independent05D2298440
- Bay Area Retina AssociatesCertificate of Waiver, Physician office05D1069402
Related
Questions
What is the CLIA number for John Muir Health in Walnut Creek?
05D0985235, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does John Muir Health hold?
A Certificate of Accreditation, according to the CMS file.
When does CLIA 05D0985235 expire?
The CMS file lists September 17, 2027 as the certificate expiration date; the certificate took effect September 18, 2025.