CLIA lab
CLIA 21D2331656: Mid Atlantic Internal Medicine
Pasadena, MD. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 21D2331656 belongs to Mid Atlantic Internal Medicine in Pasadena, MD.
Certificate of Waiver, effective October 7, 2025, expires October 6, 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
- October 7, 2025
- Certificate expiration
- October 6, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- October 7, 2025
- 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
- 21D2331656
- Lab name
- Mid Atlantic Internal Medicine
- Address
- 8021 Ritchie Hwy, Pasadena, MD 21122
- Phone
- (410) 590-4617
- Fax
- (410) 590-4618
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 Mid Atlantic Internal Medicine in Pasadena?
21D2331656, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Mid Atlantic Internal Medicine hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 21D2331656 expire?
The CMS file lists October 6, 2027 as the certificate expiration date; the certificate took effect October 7, 2025.