NPIMap

Organization Active NPI

Loudoun Medical Group, PC

  • Pediatrics Physician
  • Ashburn, VA
National Provider Identifier
1376677989
Registry record updated Apr 24, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
Legal business name
LOUDOUN MEDICAL GROUP, PC
Practice address
20955 Professional Plaza, Ste 200
Ashburn, VA 20147-3405
Phone
(703) 729-7652
Fax
(703) 729-8746
NPI assigned
Mar 15, 2007
Organization subpart
Yes
Parent organization
LOUDOUN MEDICAL GROUP, PCAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Apr 24, 2023

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Mary Beth Tamasy
Title
Ceo
Phone
(703) 737-6010

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 208000000X Primary

Addresses

Primary practice location

20955 Professional Plaza, Ste 200
Ashburn, VA 20147-3405

Mailing address

224D Cornwall Street, NW, Ste 403
Leesburg, VA 20176-2704
Phone (703) 737-6010

Other names 1

  • Ashburn Pediatrics Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20041115000474 VA Part B Supplier - Clinic/Group Practice 0042119661 Receives reassigned benefits from 340 practitioners
32 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment

Other NPIs on the same Medicare enrollment 25

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

View all 25

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
49D0891555Ashburn Pediatrics20955 Professional Plaza - Suite 200, Ashburn, VA 20147Certificate of waiverDec 31, 2027

National Provider Directory

National Provider Directory
Tax ID family
Walter M Obrien MD305 organizations share this tax ID, including this one
Part of
Walter M Obrien MD

Organizations with this tax ID in the same state 24

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 24

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1173916800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1682294400000",
    "number": "1376677989",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "224D CORNWALL STREET, NW, STE 403",
            "city": "LEESBURG",
            "state": "VA",
            "postal_code": "201762704",
            "telephone_number": "703-737-6010",
            "fax_number": "703-443-8643"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20955 PROFESSIONAL PLAZA, STE 200",
            "city": "ASHBURN",
            "state": "VA",
            "postal_code": "201473405",
            "telephone_number": "703-729-7652",
            "fax_number": "703-729-8746"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "LOUDOUN MEDICAL GROUP, PC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "LOUDOUN MEDICAL GROUP, PC",
        "enumeration_date": "2007-03-15",
        "last_updated": "2023-04-24",
        "certification_date": "2023-04-24",
        "status": "A",
        "authorized_official_last_name": "TAMASY",
        "authorized_official_first_name": "MARY BETH",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "703-737-6010"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Pediatrics",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Ashburn Pediatrics",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Ashburn Pediatrics",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Ashburn, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 24, 2023; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.