Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Loudoun Medical Group, PC

Organization Family Medicine Physician · NPI 1336018720

Loudoun Medical Group, PC is a Family Medicine Physician in Fairfax, Virginia. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

3700 Joseph Siewick Dr Ste 106
Fairfax, VA 22033-1737
Phone: (703) 783-5673
Fax: (703) 297-3919
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X

Record details

NPI number1336018720
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationLoudoun Medical Group, PC
Authorized official Mary Beth Tamasy — Ceo · (703) 737-6010
Other names Physicians Premiere Concierge Medicine
NPI enumeratedNovember 3, 2025
Last updated in NPPESDecember 2, 2025
Certification dateDecember 2, 2025
Mailing address224d Cornwall St Nw Ste 403, Leesburg, VA 20176-2704

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