CLIA lab
CLIA 21D0668208: Potomac Physicians/Security Med Center
Catonsville, MD. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 21D0668208 belongs to Potomac Physicians/Security Med Center in Catonsville, MD.
Certificate of Waiver, effective March 6, 2026, expires March 5, 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
Run it in Rivvi
Map your lab's test names to LOINC codes
Open in RivviFree to start. Opens Rivvi, the AI workspace for healthcare teams.
Certificate
- Certificate type
- Certificate of Waiver
- Certificate effective
- March 6, 2026
- Certificate expiration
- March 5, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- September 1, 1992
- Facility type
- Physician office
- 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
- 21D0668208
- Lab name
- Potomac Physicians/Security Med Center
- Address
- 4 West Rolling Cross Road Ste 100, Catonsville, MD 21228
- Phone
- (410) 869-0100
- Fax
- (410) 601-7317
Annual test volume the lab reported
- Waived tests
- 5,000
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Affiliated CLIA numbers
Other labs in Catonsville, MD
- BH Brightview Rolling Hills Opco LLCCertificate of Waiver, Assisted living facility21D2187887
- Cathy Healthcare LLCCertificate of Waiver, Other21D2256508
- Catonsville PediatricsCertificate of Waiver, Physician office21D0859031
- Catonsville Pharmacy LLCCertificate of Waiver, Pharmacy21D2049633
- Catonsville Primary Care Center PACertificate for Provider-Performed Microscopy Procedures, Physician office21D0219057
- Charlestown Care CenterCertificate of Waiver, Skilled nursing or nursing facility21D0703872
- Charlestown Employee Health and Wellness CenterCertificate of Waiver, Home health agency21D0894633
- Chesapeake Digestive AssociatesCertificate of Accreditation, Physician office21D0682052
- Dermatology Partners- CatonsvilleCertificate of Registration, Physician office21D2342229
- Ehmg of MD Charlestown Medical CenterCertificate for Provider-Performed Microscopy Procedures, Physician office21D0219018
Related
Questions
What is the CLIA number for Potomac Physicians/Security Med Center in Catonsville?
21D0668208, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Potomac Physicians/Security Med Center hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 21D0668208 expire?
The CMS file lists March 5, 2028 as the certificate expiration date; the certificate took effect March 6, 2026.