LOUDOUN MEDICAL GROUP, PC
NPI 1992640692
Clinic/Center - Urgent Care in Leesburg, VA

NPI Status: Active since April 21, 2026

Contact Information

211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA
ZIP 20176
Phone: (571) 707-2085

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  • Organization
  • Clinic/Center
  • Urgent Care

About LOUDOUN MEDICAL GROUP, PC

This page provides the complete NPI Profile along with additional information for Loudoun Medical Group, Pc, a provider established in Leesburg, Virginia operating as a Clinic/center, focusing in urgent care . The healthcare provider is registered in the NPI registry with number 1992640692 assigned on April 2026. The practitioner's primary taxonomy code is 261QU0200X. The provider is registered as an organization and their NPI record was last updated April 2026. The authorized official of this NPI record is Mary Beth Tamasy (Ceo)

NPI
1992640692
Provider Name
LOUDOUN MEDICAL GROUP, PC
Entity Type
Organization
Location Address
211 GIBSON STREET, NW, SUITE 215 LEESBURG, VA 20176
Location Phone
(571) 707-2085
Mailing Address
224D CORNWALL ST NW STE 403 LEESBURG, VA 20176
Mailing Phone
(703) 737-6010
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
04-21-2026
Last Update Date
04-21-2026
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinic/Center Urgent Care

Taxonomy Code
261QU0200X
Type
Ambulatory Health Care Facilities

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MARY BETH TAMASY

Authorized Official Title
CEO
Authorized Official Phone
(703) 737-6010

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1992640692, we treat the final digit (2) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
2
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 6 → 12 → 3 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 1 + 8 + 2 + 1 + 2 + 4 + 0 + 6 + 1 + 8 + 24 = 68

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1992640692.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Speech-Language Pathologist
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Clinic/Center (Urgent Care)
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Family Medicine
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Family Medicine
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Physician Assistant
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Physician Assistant (Medical)
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Nurse Practitioner (Family)
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Physician Assistant
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Nurse Practitioner (Family)
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176
Physician Assistant
211 GIBSON STREET, NW, SUITE 215
LEESBURG, VA 20176

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992640692, enumerated as an "organization" on April 21, 2026.

The provider is located at 211 GIBSON STREET, NW, SUITE 215 LEESBURG, VA 20176 and the phone number is (571) 707-2085.

Clinic/Center with taxonomy code 261QU0200X and a focus in Urgent Care.