LOUDOUN MEDICAL GROUP, PC
NPI 1194661710
Midwife in Dulles, VA

NPI Status: Active since April 27, 2026

Contact Information

24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA
ZIP 20166
Phone: (703) 957-1245
Fax: (703) 665-2374

Get Directions Write a Review

  • Organization
  • Midwife
  • CLIA Number: 49D2227363
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 06-10-2027

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 Dulles, Virginia operating as a Midwife. The healthcare provider is registered in the NPI registry with number 1194661710 assigned on April 2026. The practitioner's primary taxonomy code is 176B00000X. The provider is registered as an organization and their NPI record was last updated April 2026. Loudoun Medical Group, Pc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Mary Beth Tamasy (Ceo)

NPI
1194661710
Provider Name
LOUDOUN MEDICAL GROUP, PC
Entity Type
Organization
Location Address
24430 STONE SPRINGS BLVD., SUITE 100 DULLES, VA 20166
Location Phone
(703) 957-1245
Location Fax
(703) 665-2374
Mailing Address
224D CORNWALL ST NW STE 403 LEESBURG, VA 20176
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
04-27-2026
Last Update Date
04-27-2026
Code Navigator

Location Map

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

Midwife

Taxonomy Code
176B00000X
Type
Other Service Providers
Taxonomy Description
A Midwife is a trained professional with special expertise in supporting women to maintain a healthy pregnancy birth, offering expert individualized care, education, counseling, and support to a woman and her newborn throughout the childbearing cycle. A Midwife is a skilled and independent practitioner who has undergone formalized training. Midwives are not required to be nurses and may be trained via multiple routes of education (apprenticeship, workshop, formal classes, or programs, etc., usually a combination). The educational background requirements and licensing requirements vary by state. The Midwife may or may not be certified by a state or national organization.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
49D2227363
Facility Type
Physician Office
Certificate Effective Date
June 11, 2025
Certificate Expiration Date
June 10, 2027
Laboratory Director
DEBORAH BOWERS
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Loudoun Medical Group, Pc in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing.

Reviews for LOUDOUN MEDICAL GROUP, PC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1194661710, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 1 + 2 + 6 + 2 + 7 + 2 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1194661710.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Internal Medicine (Endocrinology, Diabetes & Metabolism)
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Orthopaedic Surgery
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Orthopaedic Surgery
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Internal Medicine (Pulmonary Disease)
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Podiatrist
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Internal Medicine
24430 STONE SPRINGS BLVD., SUITE 100
DULLES, VA 20166
Orthopaedic Surgery
24430 STONE SPRINGS BLVD., SUITE 100
STERLING, VA 20166

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194661710, enumerated as an "organization" on April 27, 2026.

The provider is located at 24430 STONE SPRINGS BLVD., SUITE 100 DULLES, VA 20166 and the phone number is (703) 957-1245.

Midwife with taxonomy code 176B00000X.