CLIA lab
CLIA 05D2019589: Muir OB GYN
Brentwood, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D2019589 belongs to Muir OB GYN in Brentwood, CA.
Certificate for Provider-Performed Microscopy Procedures, effective February 2, 2025, expires February 1, 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 for Provider-Performed Microscopy Procedures
- Certificate effective
- February 2, 2025
- Certificate expiration
- February 1, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- February 2, 2011
- Facility type
- Physician office
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
- Directly affiliated labs
- 1
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 05D2019589
- Lab name
- Muir OB GYN
- Additional name
- A Division of Bass Medical Group
- Address
- 350 John Muir Pkwy Ste 205, Brentwood, CA 94513
- Phone
- (925) 933-4747
- Fax
- (925) 516-4779
Annual test volume the lab reported
- Waived tests
- 1,300
- Provider-performed microscopy tests
- 300
- Total
- 1,600
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Affiliated CLIA numbers
Other labs in Brentwood, CA
- Allergy and Asthma Medical GroupCertificate of Waiver, Physician office05D2214603
- Amavi Home Health and Hospice Care Services, Inc.Certificate of Waiver, Home health agency05D2084659
- Atrium Home Health LLCCertificate of Waiver, Home health agency05D2320891
- Atrium Hospice LLCCertificate of Waiver, Hospice05D2189120
- Brentwood Smiles DentistryCertificate of Waiver, Other practitioner05D2336137
- California Spine Center,Certificate of Waiver, Physician office05D1107093
- Caring Heart Hospice IncCertificate of Waiver, Hospice05D2174357
- Cogir of BrentwoodCertificate of Waiver, Assisted living facility05D2323438
- Concentra Medical Centers - BrentwoodCertificate of Waiver, Physician office05D2068063
- Cortona Park Senior LivingCertificate of Waiver, Assisted living facility05D2212204
Related
Questions
What is the CLIA number for Muir OB GYN in Brentwood?
05D2019589, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Muir OB GYN hold?
A Certificate for Provider-Performed Microscopy Procedures, according to the CMS file.
When does CLIA 05D2019589 expire?
The CMS file lists February 1, 2027 as the certificate expiration date; the certificate took effect February 2, 2025.