CLIA lab

CLIA 21D2284644: Mercy Seat Medical LLC

Walkersville, MD. Certificate and address details from the CMS Provider of Services file for clinical laboratories.

CLIA number 21D2284644 belongs to Mercy Seat Medical LLC in Walkersville, MD.

Certificate of Waiver, effective June 27, 2025, expires June 26, 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
June 27, 2025
Certificate expiration
June 26, 2027
Status in the CMS file
Active (termination code 00)
Original participation date
June 27, 2023
Facility type
Other practitioner
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
21D2284644
Lab name
Mercy Seat Medical LLC
Address
144 Walkers Village Way, Walkersville, MD 21793
Phone
(301) 304-0530
Fax
(883) 471-3212

Annual test volume the lab reported

Waived tests
200

Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.

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Questions

What is the CLIA number for Mercy Seat Medical LLC in Walkersville?

21D2284644, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Mercy Seat Medical LLC hold?

A Certificate of Waiver, according to the CMS file.

When does CLIA 21D2284644 expire?

The CMS file lists June 26, 2027 as the certificate expiration date; the certificate took effect June 27, 2025.

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