CLIA lab

CLIA 21D0916658: Mid Atlantic Nephrology Associates PA

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

CLIA number 21D0916658 belongs to Mid Atlantic Nephrology Associates PA in Catonsville, MD.

Certificate for Provider-Performed Microscopy Procedures, effective January 9, 2026, expires January 8, 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 for Provider-Performed Microscopy Procedures
Certificate effective
January 9, 2026
Certificate expiration
January 8, 2028
Status in the CMS file
Active (termination code 00)
Original participation date
June 27, 1996
Facility type
Physician office
Ownership (control type)
Proprietary
Lab classification
CLIA laboratory
Directly affiliated labs
2

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

Lab and contact

CLIA number
21D0916658
Lab name
Mid Atlantic Nephrology Associates PA
Address
516 North Rolling Rd Ste 304, Catonsville, MD 21228
Phone
(410) 744-0890
Fax
(410) 744-2007

Annual test volume the lab reported

Waived tests
1,500
Provider-performed microscopy tests
50
Total
1,550

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

Related

Questions

What is the CLIA number for Mid Atlantic Nephrology Associates PA in Catonsville?

21D0916658, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Mid Atlantic Nephrology Associates PA hold?

A Certificate for Provider-Performed Microscopy Procedures, according to the CMS file.

When does CLIA 21D0916658 expire?

The CMS file lists January 8, 2028 as the certificate expiration date; the certificate took effect January 9, 2026.

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