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LOUDOUN MEDICAL GROUP, PC
NPI 1639935364
Family Medicine - Obesity Medicine in Mclean, VA

Active since February 21, 2024
1313 DOLLEY MADISON BOULEVARD, SUITE 104, MCLEAN, VA 22101(703) 783-5673(703) 297-3919 Get Directions Write a Review

NPPES record last updated: January 15, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 15, 2026, Apr 17, 2024 (2 updates tracked since 2024).

About Loudoun Medical Group, Pc NPPES

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

LOUDOUN MEDICAL GROUP, PC (NPI 1639935364), doing business as Physicians Premiere Weight And Wellness Center, is a healthcare organization registered as an obesity medicine in Mclean, Virginia and active in the NPI registry since February 2024. The organization lists Mary Beth Tamasy, Ceo, as its authorized official.

NPPES Registry Identity

NPI1639935364
Entity TypeOrganization
Primary Taxonomy207QB0002X
Legal Business NameLOUDOUN MEDICAL GROUP, PC
Location Address1313 DOLLEY MADISON BOULEVARD, SUITE 104Mclean, VA 22101-3926
Mailing Address224 D Cornwall Street Nw, Ste 403Leesburg, VA 20176-2704 · (703) 737-6010 · Fax (703) 443-8643
Phone(703) 783-5673
Fax(703) 297-3919
Organization SubpartYes
Authorized OfficialMary Beth TamasyCeo · (703) 737-6010
Enumeration DateFebruary 21, 2024
Last NPPES UpdateJanuary 15, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2026
✔ NPI 1639935364 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily Medicine · Obesity MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QB0002X
Definition
A family medicine physician who specializes in the treatment of obesity demonstrates competency in and a thorough understanding of the treatment of obesity and the genetic, biologic, environmental, social, and behavioral factors that contribute to obesity. The obesity medicine physician employs therapeutic interventions including diet, physical activity, behavioral change, and pharmacotherapy. The obesity medicine physician utilizes a comprehensive approach, and may include additional resources such as dietitians, exercise physiologists, mental health professionals and bariatric surgeons as indicated to achieve optimal results. Additionally, the obesity medicine physician maintains competency in providing pre- peri- and post-surgical care of bariatric surgery patients, promotes the prevention of obesity, and advocates for those who suffer from obesity.
Also ListedFamily MedicineTaxonomy 207Q00000X
1313 DOLLEY MADISON BOULEVARD, SUITE 104, Mclean, VA 22101
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Other Names 1

Doing Business AsPhysicians Premiere Weight And Wellness Center

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 2

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

DR. JENNIFER LYNN BRESEMAN FNP-BC
Nurse Practitioner (Family)
1313 DOLLEY MADISON BOULEVARD, SUITE 104
MC LEAN, VA 22101
Fairfax County (703) 263-8282
BEZA MESFIN
Nurse Practitioner (Family)
1313 DOLLEY MADISON BOULEVARD, SUITE 104
MCLEAN, VA 22101
Fairfax County (703) 263-8282

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 Loudoun Medical Group, PC's NPI number?

The NPI number for Loudoun Medical Group, PC is 1639935364. It was assigned to this organization in the NPPES registry on February 21, 2024. The provider is doing business as Physicians Premiere Weight and Wellness Center.

Where is Loudoun Medical Group, PC located?

Loudoun Medical Group, PC is located at 1313 Dolley Madison Boulevard, Suite 104, Mclean, VA 22101. The listed phone number is (703) 783-5673.

What is Loudoun Medical Group, PC's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Obesity Medicine, with taxonomy code 207QB0002X.

When was this NPI record last updated?

The NPPES record for Loudoun Medical Group, PC was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.