CLIA lab
CLIA 21D2103690: Harwood Labs
Baltimore, MD. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 21D2103690 belongs to Harwood Labs in Baltimore, MD.
Certificate of Waiver, effective July 12, 2025, expires July 11, 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
- July 12, 2025
- Certificate expiration
- July 11, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- October 19, 2015
- Facility type
- Independent
- 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
- 21D2103690
- Lab name
- Harwood Labs
- Address
- 428 E 25th Street, Baltimore, MD 21218
- Phone
- (667) 239-3205
- Fax
- (443) 873-6975
Annual test volume the lab reported
- Waived tests
- 12,000
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 Harwood Labs in Baltimore?
21D2103690, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Harwood Labs hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 21D2103690 expire?
The CMS file lists July 11, 2027 as the certificate expiration date; the certificate took effect July 12, 2025.