CLIA lab

CLIA 21D0689728: Calvert Internal Medicine Group

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

CLIA number 21D0689728 belongs to Calvert Internal Medicine Group in Prince Frederick, MD.

Certificate of Accreditation, effective May 19, 2026, expires May 18, 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 Accreditation
Certificate effective
May 19, 2026
Certificate expiration
May 18, 2028
Status in the CMS file
Active (termination code 00)
Original participation date
September 1, 1992
Facility type
Physician office
Ownership (control type)
Proprietary
Lab classification
CLIA laboratory
Accrediting organizations
COLA
Directly affiliated labs
1

Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page

Lab and contact

CLIA number
21D0689728
Lab name
Calvert Internal Medicine Group
Address
985 Prince Frederick Boulevard Suite 201, Prince Frederick, MD 20678
Phone
(410) 535-2005

Annual test volume the lab reported

Waived tests
1,250
Tests under accreditation
208,726
Total
209,976

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

Affiliated CLIA numbers

Other labs in Prince Frederick, MD

Related

Questions

What is the CLIA number for Calvert Internal Medicine Group in Prince Frederick?

21D0689728, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Calvert Internal Medicine Group hold?

A Certificate of Accreditation, according to the CMS file.

When does CLIA 21D0689728 expire?

The CMS file lists May 18, 2028 as the certificate expiration date; the certificate took effect May 19, 2026.

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