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GASTROENTEROLOGY CENTER OF NORTHERN VIRGINIA LTD
NPI 1154546158
Internal Medicine - Gastroenterology in Annandale, VA

Active since April 16, 2007CLIA 49D2165030 · Certificate of Compliance
3299 WOODBURN ROAD, SUITE 220, ANNANDALE, VA 22003(703) 560-6106(703) 204-1968 Get Directions Write a Review

NPPES record last updated: April 15, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Gastroenterology Center Of Northern Virginia Ltd NPPES

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

GASTROENTEROLOGY CENTER OF NORTHERN VIRGINIA LTD (NPI 1154546158) is a healthcare organization registered as a gastroenterology in Annandale, Virginia and active in the NPI registry since April 2007. The organization holds a CLIA Certificate of Compliance certificate valid through December 10, 2027 and lists Gabriel B Herman, President, as its authorized official.

NPPES Registry Identity

NPI1154546158
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameGASTROENTEROLOGY CENTER OF NORTHERN VIRGINIA LTD
Location Address3299 WOODBURN ROAD, SUITE 220Annandale, VA 22003
Mailing Address3299 Woodburn Road, Suite 220Annandale, VA 22003 · (703) 560-6106 · Fax (703) 204-1968
Phone(703) 560-6106
Fax(703) 204-1968
Organization SubpartNo
Authorized OfficialGabriel B HermanPresident · (703) 560-6106
Enumeration DateApril 16, 2007
Last NPPES UpdateApril 15, 2013
✔ NPI 1154546158 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
3299 WOODBURN ROAD, Annandale, VA 22003
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Other Identifiers 1

Medicare ID-Type Unspecified123069VA · Billing Provider Number

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gastroenterology Center Of Northern Virginia Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Gastroenterology Center Of Northern Virginia Ltd, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 5 within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Rachana Potru, M.D.
Gastroenterology
NPI 1235395583
3299 WOODBURN RD STE 220
Annandale, VA 22003
(703) 522-7476
✔ PECOS✔ Accepts MedicareSame address
Gabriel Herman
Gastroenterology
NPI 1437231289
1715 N GEORGE MASON DR SUITE 204
Arlington, VA 22205
(703) 522-0751
✔ PECOS✔ Accepts Medicare5.8 mi
Diego Kuperschmit, M.D.
Gastroenterology
NPI 1457450280
1715 N GEORGE MASON DR SUITE 204
Arlington, VA 22205
(703) 522-0751
✔ PECOS✔ Accepts Medicare5.8 mi
Pradeep Gupta, MD
Gastroenterology
NPI 1215097829
1715 N GEORGE MASON DR SUITE 204
Arlington, VA 22205
(703) 522-0751
✔ PECOS✔ Accepts Medicare5.8 mi
Truc Trinh, M.D.
Gastroenterology
NPI 1063441863
1715 N GEORGE MASON DR SUITE 204
Arlington, VA 22205
(703) 522-0751
✔ PECOS✔ Accepts Medicare5.8 mi
Duo Xu, APRN
Nurse Practitioner
NPI 1508645771
14904 RICHMOND HWY STE 103
Woodbridge, VA 22191
(703) 497-4222
✔ PECOS✔ Accepts Medicare16 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 of Compliance 49D2165030

Gastroenterology Center Of Northern Virginia, Ltd · Arlington, VA
Active · expires Dec 10, 2027
CLIA Number49D2165030
Laboratory TypePhysician Office
Certificate Effective DateDecember 11, 2025
Certificate Expiration DateDecember 10, 2027
Laboratory DirectorAdnan R. Khan
Laboratory Phone(703) 560-6106
Laboratory LocationGastroenterology Center Of Northern Virginia, Ltd1715 North George Mason Drive Suite 204, Arlington, VA 22205
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Gastroenterology Center Of Northern Virginia Ltd's NPI number?

The NPI number for Gastroenterology Center Of Northern Virginia Ltd is 1154546158. It was assigned to this organization in the NPPES registry on April 16, 2007.

Where is Gastroenterology Center Of Northern Virginia Ltd located?

Gastroenterology Center Of Northern Virginia Ltd is located at 3299 Woodburn Road Suite 220, Annandale, VA 22003. The listed phone number is (703) 560-6106.

What is Gastroenterology Center Of Northern Virginia Ltd's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Gastroenterology Center Of Northern Virginia Ltd enrolled in Medicare?

Yes. Gastroenterology Center Of Northern Virginia Ltd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gastroenterology Center Of Northern Virginia Ltd?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Gastroenterology Center Of Northern Virginia Ltd. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Gastroenterology (5) and Nurse Practitioner (1). Of these, 1 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Gastroenterology Center Of Northern Virginia Ltd hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 49D2165030) is associated with this NPI, valid through December 10, 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 Gastroenterology Center Of Northern Virginia Ltd was last updated on April 15, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.