CLIA lab
CLIA 05D1021089: Western Sierra Medical Clinic
Grass Valley, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D1021089 belongs to Western Sierra Medical Clinic in Grass Valley, CA.
Certificate for Provider-Performed Microscopy Procedures, effective August 19, 2026, expires August 18, 2028.
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
- August 19, 2026
- Certificate expiration
- August 18, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- January 12, 2004
- Facility type
- Federally qualified health center
- Ownership (control type)
- Other
- Lab classification
- CLIA laboratory
- Directly affiliated labs
- 5
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 05D1021089
- Lab name
- Western Sierra Medical Clinic
- Address
- 844 Old Tunnel Rd, Grass Valley, CA 95945
- Phone
- (530) 802-2706
- Fax
- (530) 273-4573
Annual test volume the lab reported
- Waived tests
- 25,000
- Provider-performed microscopy tests
- 10,000
- Total
- 35,000
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Affiliated CLIA numbers
Other labs in Grass Valley, CA
- Aegis Treatment Centers, LLCCertificate of Waiver, Other05D2138928
- Amethyst Medical Group, IncCertificate for Provider-Performed Microscopy Procedures, Physician office05D0954194
- Bouchier-Pritchett Family Medicine, PCCertificate of Waiver, Physician office05D2142184
- Claydon Medical GroupCertificate of Waiver, Physician office05D2152740
- Crystal Ridge Care CenterCertificate of Waiver, Skilled nursing or nursing facility05D0617357
- DR Michael AndyaCertificate of Waiver, Physician office05D0975257
- Dignity Health Medical FoundationCertificate for Provider-Performed Microscopy Procedures, Other05D0916422
- Dignity Health Medical FoundationCertificate of Waiver, Physician office05D0920511
- Dignity Health Medical FoundationCertificate for Provider-Performed Microscopy Procedures, Physician office05D1099287
- Dignity Health Medical FoundationCertificate for Provider-Performed Microscopy Procedures, Physician office05D2010527
Related
Questions
What is the CLIA number for Western Sierra Medical Clinic in Grass Valley?
05D1021089, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Western Sierra Medical Clinic hold?
A Certificate for Provider-Performed Microscopy Procedures, according to the CMS file.
When does CLIA 05D1021089 expire?
The CMS file lists August 18, 2028 as the certificate expiration date; the certificate took effect August 19, 2026.