CLIA lab
CLIA 05D1089189: Benjamin CK Lau, MD, Inc
San Francisco, CA. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 05D1089189 belongs to Benjamin CK Lau, MD, Inc in San Francisco, CA.
Certificate of Waiver, effective September 11, 2026, expires September 10, 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 of Waiver
- Certificate effective
- September 11, 2026
- Certificate expiration
- September 10, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- September 11, 2008
- Facility type
- Physician office
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 05D1089189
- Lab name
- Benjamin CK Lau, MD, Inc
- Address
- 4306 Geary Blvd, Suite 201, San Francisco, CA 94118
- Phone
- (415) 876-6400
- Fax
- (415) 876-6402
Annual test volume the lab reported
- Waived tests
- 2,160
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
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Related
Questions
What is the CLIA number for Benjamin CK Lau, MD, Inc in San Francisco?
05D1089189, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Benjamin CK Lau, MD, Inc hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 05D1089189 expire?
The CMS file lists September 10, 2028 as the certificate expiration date; the certificate took effect September 11, 2026.