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

Loudoun Medical Group, PC

Organization Geriatric Medicine (Internal Medicine) Physician · NPI 1912341686

Loudoun Medical Group, PC is a Geriatric Medicine (Internal Medicine) Physician in Sterling, Virginia. Registered with an NPI since 2013.

In the registry since
2013
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

21495 Ridgetop Cir Ste 102
Sterling, VA 20166-6512
Phone: (703) 404-5900
Fax: (703) 421-1099
Show map & directions

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

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X

Record details

NPI number1912341686
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationLoudoun Medical Group, PC
Authorized official Mary Beth Tamasy — Ceo · (703) 737-6010
Other names The Iyer Clinic; The Iyer Clinic
NPI enumeratedApril 24, 2013
Last updated in NPPESApril 24, 2023
Certification dateApril 24, 2023
Mailing address224 D Cornwall Street Nw, Ste 403, Leesburg, VA 20176-2704