CLIA lab

CLIA 21D2228114: American Oncology Partners PA DBA Gwoa

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

CLIA number 21D2228114 belongs to American Oncology Partners PA DBA Gwoa in Germantown, MD.

Certificate of Waiver, effective June 22, 2025, expires June 21, 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
June 22, 2025
Certificate expiration
June 21, 2027
Status in the CMS file
Active (termination code 00)
Original participation date
June 22, 2021
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
21D2228114
Lab name
American Oncology Partners PA DBA Gwoa
Address
19520 Doctors Drive, Germantown, MD 20874
Phone
(239) 231-7101
Fax
(240) 912-7646

Annual test volume the lab reported

Waived tests
60

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 American Oncology Partners PA DBA Gwoa in Germantown?

21D2228114, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does American Oncology Partners PA DBA Gwoa hold?

A Certificate of Waiver, according to the CMS file.

When does CLIA 21D2228114 expire?

The CMS file lists June 21, 2027 as the certificate expiration date; the certificate took effect June 22, 2025.

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