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 provides Geriatric Medicine (Internal Medicine) Physician services 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