CLIA lab

CLIA 21D2019973: Asthma Allergy and Sinus Center

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

CLIA number 21D2019973 belongs to Asthma Allergy and Sinus Center in Waldorf, MD.

Certificate of Waiver, effective February 10, 2025, expires February 9, 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
February 10, 2025
Certificate expiration
February 9, 2027
Status in the CMS file
Active (termination code 00)
Original participation date
February 10, 2011
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
21D2019973
Lab name
Asthma Allergy and Sinus Center
Address
3600 Leonardtown Rd Suite #103, Waldorf, MD 20601
Phone
(301) 843-2223
Fax
(301) 705-9720

Annual test volume the lab reported

Waived tests
50

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

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Related

Questions

What is the CLIA number for Asthma Allergy and Sinus Center in Waldorf?

21D2019973, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does Asthma Allergy and Sinus Center hold?

A Certificate of Waiver, according to the CMS file.

When does CLIA 21D2019973 expire?

The CMS file lists February 9, 2027 as the certificate expiration date; the certificate took effect February 10, 2025.

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