CLIA lab

CLIA 21D0704123: Mays Chapel Internal Medicine

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

CLIA number 21D0704123 belongs to Mays Chapel Internal Medicine in Hunt Valley, MD.

Certificate of Waiver, effective May 1, 2025, expires April 30, 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
May 1, 2025
Certificate expiration
April 30, 2027
Status in the CMS file
Active (termination code 00)
Original participation date
May 13, 1993
Facility type
Physician office
Ownership (control type)
Other
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
21D0704123
Lab name
Mays Chapel Internal Medicine
Address
118 Shawan Road #220, Hunt Valley, MD 21030
Phone
(410) 469-5980
Fax
(410) 469-5981

Annual test volume the lab reported

Waived tests
350

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 Mays Chapel Internal Medicine in Hunt Valley?

21D0704123, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Mays Chapel Internal Medicine hold?

A Certificate of Waiver, according to the CMS file.

When does CLIA 21D0704123 expire?

The CMS file lists April 30, 2027 as the certificate expiration date; the certificate took effect May 1, 2025.

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