CLIA lab

CLIA 21D2304537: Asthma & Allergy Center LLC

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

CLIA number 21D2304537 belongs to Asthma & Allergy Center LLC in Silver Spring, MD.

Certificate of Waiver, effective May 15, 2026, expires May 14, 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 Waiver
Certificate effective
May 15, 2026
Certificate expiration
May 14, 2028
Status in the CMS file
Active (termination code 00)
Original participation date
May 15, 2024
Facility type
Physician office
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
21D2304537
Lab name
Asthma & Allergy Center LLC
Address
2101 Medical Park Dr Ste 305, Silver Spring, MD 20902
Phone
(301) 681-6055
Fax
(301) 681-9670

Annual test volume the lab reported

Waived tests
750

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 Asthma & Allergy Center LLC in Silver Spring?

21D2304537, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Asthma & Allergy Center LLC hold?

A Certificate of Waiver, according to the CMS file.

When does CLIA 21D2304537 expire?

The CMS file lists May 14, 2028 as the certificate expiration date; the certificate took effect May 15, 2026.

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