CLIA lab
CLIA 21D2141878: Ambulatory Surgery Center of Bethesda LLC
Rockville, MD. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 21D2141878 belongs to Ambulatory Surgery Center of Bethesda LLC in Rockville, MD.
Certificate of Waiver, effective December 26, 2025, expires December 25, 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 Waiver
- Certificate effective
- December 26, 2025
- Certificate expiration
- December 25, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- December 26, 2017
- Facility type
- Ambulatory surgery center
- 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
- 21D2141878
- Lab name
- Ambulatory Surgery Center of Bethesda LLC
- Address
- 11210 Old Georgetown Road, Rockville, MD 20852
- Phone
- (301) 984-8600
- Fax
- (301) 984-8601
Annual test volume the lab reported
- Waived tests
- 10
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 Ambulatory Surgery Center of Bethesda LLC in Rockville?
21D2141878, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Ambulatory Surgery Center of Bethesda LLC hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 21D2141878 expire?
The CMS file lists December 25, 2027 as the certificate expiration date; the certificate took effect December 26, 2025.