CLIA lab
CLIA 21D2333411: Childrens National Sbhc Walker Mill Middle School
Capitol Heights, MD. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 21D2333411 belongs to Childrens National Sbhc Walker Mill Middle School in Capitol Heights, MD.
Certificate of Waiver, effective November 5, 2025, expires November 4, 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
- November 5, 2025
- Certificate expiration
- November 4, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- November 5, 2025
- Facility type
- School or student health service
- Ownership (control type)
- Other
- 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
- 21D2333411
- Lab name
- Childrens National Sbhc Walker Mill Middle School
- Address
- 800 Karen Blvd, Capitol Heights, MD 20743
- Phone
- (202) 476-4110
Annual test volume the lab reported
- Waived tests
- 1,000
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 Childrens National Sbhc Walker Mill Middle School in Capitol Heights?
21D2333411, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Childrens National Sbhc Walker Mill Middle School hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 21D2333411 expire?
The CMS file lists November 4, 2027 as the certificate expiration date; the certificate took effect November 5, 2025.