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BRIGGS CHANEY WALK IN CLINIC, LLC
NPI 1700042025
Clinic/Center - Urgent Care in Silver Spring, MD

Active since August 06, 2008CLIA 21D0935363 · Microscopy
13823 OUTLET DR, SILVER SPRING, MD 20904(301) 890-8000(301) 890-1485 Get Directions Write a Review

NPPES record last updated: July 1, 2015. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Briggs Chaney Walk In Clinic, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRIGGS CHANEY WALK IN CLINIC, LLC (NPI 1700042025) is a healthcare organization registered as an urgent care in Silver Spring, Maryland and active in the NPI registry since August 2008. The organization holds a CLIA Microscopy certificate valid through October 28, 2027 and lists Tostam Nassiri, Owner, as its authorized official.

NPPES Registry Identity

NPI1700042025
Entity TypeOrganization
Primary Taxonomy261QU0200X
Legal Business NameBRIGGS CHANEY WALK IN CLINIC, LLC
Location Address13823 OUTLET DRSilver Spring, MD 20904-4971
Mailing Address13823 Outlet DrSilver Spring, MD 20904-4971 · (301) 890-8000 · Fax (301) 890-1485
Phone(301) 890-8000
Fax(301) 890-1485
Organization SubpartNo
Authorized OfficialTostam NassiriOwner · (301) 890-8000
Enumeration DateAugust 6, 2008
Last NPPES UpdateJuly 1, 2015
✔ NPI 1700042025 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Urgent CareAmbulatory Health Care Facilities
Taxonomy Code261QU0200X
License✔ Licensed in MD · D0061989
13823 OUTLET DR, Silver Spring, MD 20904
Open in Google Maps ↗

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 21D0935363

Briggs Chaney Walk-In Clinic LLC · Silver Spring, MD
Active · expires Oct 28, 2027
CLIA Number21D0935363
Laboratory TypeOther
Certificate Effective DateOctober 29, 2025
Certificate Expiration DateOctober 28, 2027
Laboratory DirectorRostam Nassiri MD
Laboratory Phone(301) 890-8000
Laboratory LocationBriggs Chaney Walk-In Clinic LLC13823 Outlet Drive, Silver Spring, MD 20904
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRIGGS CHANEY PHYSICAL THERAPY, INC
Chiropractor
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8000
DR. ANGELA SUSAN BALABA DMD
Dentist (General Practice)
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8005
ROCHELLE J, LEPOR, LLC
Dentist (General Practice)
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8005
DR. ROSTAM NASSIRI M.D.
Family Medicine
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8000
ROCHELLE J LEPOR D.D.S.
Dentist (General Practice)
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8005
DESSELB FOOT & ANKLE CENTER
Podiatrist (Foot & Ankle Surgery)
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8000
TOTAL HEALTH, LLC
Internal Medicine
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8000
BRIGGS CHANEY CARDIOLOGY
Specialist
13823 OUTLET DR
SILVER SPRING, MD 20904
Montgomery County (301) 890-8000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Briggs Chaney Walk In Clinic, LLC's NPI number?

The NPI number for Briggs Chaney Walk In Clinic, LLC is 1700042025. It was assigned to this organization in the NPPES registry on August 6, 2008.

Where is Briggs Chaney Walk In Clinic, LLC located?

Briggs Chaney Walk In Clinic, LLC is located at 13823 Outlet Dr, Silver Spring, MD 20904. The listed phone number is (301) 890-8000.

What is Briggs Chaney Walk In Clinic, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Urgent Care, with taxonomy code 261QU0200X.

Does Briggs Chaney Walk In Clinic, LLC hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 21D0935363) is associated with this NPI, valid through October 28, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Briggs Chaney Walk In Clinic, LLC was last updated on July 1, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.