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LANSDOWNE INTERNAL MEDICINE LLC
NPI 1720111685
Internal Medicine in Leesburg, VA

Active since March 13, 2007CLIA 49D1085854 · Waiver
224D CORNWALL ST NW, SUITE 302, LEESBURG, VA 20176(703) 737-7622(703) 723-7242 Get Directions Write a Review

NPPES record last updated: February 22, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Lansdowne Internal Medicine Llc NPPES

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

LANSDOWNE INTERNAL MEDICINE LLC (NPI 1720111685) is a healthcare organization registered as an internal medicine in Leesburg, Virginia and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through June 26, 2028 and lists Tina Ann Leach, Practice Administrator, as its authorized official.

NPPES Registry Identity

NPI1720111685
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLANSDOWNE INTERNAL MEDICINE LLC
Location Address224D CORNWALL ST NW, SUITE 302Leesburg, VA 20176-2700
Mailing Address224d Cornwall St Nw, Suite 302Leesburg, VA 20176-2700 · (703) 737-7622 · Fax (703) 723-7242
Phone(703) 737-7622
Fax(703) 723-7242
Organization SubpartNo
Authorized OfficialTina Ann LeachPractice Administrator · (703) 737-7622
Enumeration DateMarch 13, 2007
Last NPPES UpdateFebruary 22, 2010
✔ NPI 1720111685 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
224D CORNWALL ST NW, Leesburg, VA 20176
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Other Identifiers 2

OtherCK2977Medicare Railroad
Medicare ID-Type UnspecifiedC08414Group

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

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 Waiver 49D1085854

Lansdowne Internal Medicine, LLC · Leesburg, VA
Active · expires Jun 26, 2028
CLIA Number49D1085854
Laboratory TypePhysician Office
Certificate Effective DateJune 27, 2026
Certificate Expiration DateJune 26, 2028
Laboratory DirectorHan Jong Koh
Laboratory Phone(703) 737-7662
Laboratory LocationLansdowne Internal Medicine, LLC224 D Cornwall Street - Suite 302, Leesburg, VA 20176
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

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

ANDREA M PYLE OTR-L
Occupational Therapist
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Loudoun County (703) 443-2223
ANN I MA MD
Internal Medicine (Gastroenterology)
224D CORNWALL ST NW, SUITE 207
LEESBURG, VA 20176
Loudoun County (703) 771-9001
DULLES MEDICAL GROUP LLC
Internal Medicine (Geriatric Medicine)
224D CORNWALL ST NW, SUITE 303
LEESBURG, VA 20176
Loudoun County (703) 777-8840
DR. WILLIAM E KNUDSON JR. DPM
Podiatrist (Foot & Ankle Surgery)
224D CORNWALL ST NW, SUITE 203
LEESBURG, VA 20176
Loudoun County (703) 777-5830
DR. YOUNG DON PARK MD
Internal Medicine (Cardiovascular Disease)
224D CORNWALL ST NW, #306
LEESBURG, VA 20176
Loudoun County (703) 641-9161
SHAHLA WILLIAMS P.T.
Physical Therapist
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Loudoun County (703) 443-2223
LOUDOUN MEDICAL GROUP, PC
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
224D CORNWALL ST NW, SUITE 204
LEESBURG, VA 20176
Loudoun County (703) 777-3262
MS. ANNE LOWERY LPTA
Physical Therapy Assistant
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Loudoun County (703) 443-2223

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 Lansdowne Internal Medicine LLC's NPI number?

The NPI number for Lansdowne Internal Medicine LLC is 1720111685. It was assigned to this organization in the NPPES registry on March 13, 2007.

Where is Lansdowne Internal Medicine LLC located?

Lansdowne Internal Medicine LLC is located at 224D Cornwall St NW Suite 302, Leesburg, VA 20176. The listed phone number is (703) 737-7622.

What is Lansdowne Internal Medicine LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Does Lansdowne Internal Medicine LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 49D1085854) is associated with this NPI, valid through June 26, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Lansdowne Internal Medicine LLC was last updated on February 22, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.