LANSDOWNE INTERNAL MEDICINE LLC
NPI 1720111685
Internal Medicine in Leesburg, VA

NPI Status: Active since March 13, 2007

Contact Information

224D CORNWALL ST NW
SUITE 302
LEESBURG, VA
ZIP 20176
Phone: (703) 737-7622
Fax: (703) 723-7242

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  • Organization
  • Internal Medicine
  • CLIA Number: 49D1085854
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 06-26-2026

About LANSDOWNE INTERNAL MEDICINE LLC

This page provides the complete NPI Profile along with additional information for Lansdowne Internal Medicine Llc, an internist established in Leesburg, Virginia operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1720111685 assigned on March 2007. The practitioner's primary taxonomy code is 207R00000X. The provider is registered as an organization and their NPI record was last updated 16 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Mrs. Tina Ann Leach (Practice Administrator)

NPI
1720111685
Provider Name
LANSDOWNE INTERNAL MEDICINE LLC
Entity Type
Organization
Location Address
224D CORNWALL ST NW SUITE 302 LEESBURG, VA 20176
Location Phone
(703) 737-7622
Location Fax
(703) 723-7242
Mailing Address
224D CORNWALL ST NW SUITE 302 LEESBURG, VA 20176
Mailing Phone
(703) 737-7622
Mailing Fax
(703) 723-7242
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-13-2007
Last Update Date
02-22-2010
Code Navigator

An internist like Lansdowne Internal Medicine Llc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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

MRS. TINA ANN LEACH

Authorized Official Title
PRACTICE ADMINISTRATOR
Authorized Official Phone
(703) 737-7622

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
CK2977OTHER (01)MEDICARE RAILROAD
C08414MEDICARE ID-TYPE UNSPECIFIED (04)GROUP

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
49D1085854
Facility Type
Physician Office
Certificate Effective Date
June 27, 2024
Certificate Expiration Date
June 26, 2026
Laboratory Director
HAN JONG KOH
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Lansdowne Internal Medicine Llc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1720111685, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
5
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 2 → 4 1 → 2 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 2 + 1 + 2 + 6 + 1 + 6 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1720111685.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Family Medicine
224D CORNWALL ST NW, SUITE 106
LEESBURG, VA 20176
Internal Medicine
224D CORNWALL ST NW, SUITE 102
LEESBURG, VA 20176
Anesthesiology
224D CORNWALL ST NW, SUITE 205
LEESBURG, VA 20176
Physical Therapist
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Internal Medicine (Cardiovascular Disease)
224D CORNWALL ST NW, #306
LEESBURG, VA 20176
Internal Medicine (Geriatric Medicine)
224D CORNWALL ST NW, SUITE 303
LEESBURG, VA 20176
Physical Therapist
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Physical Therapy Assistant
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Orthopaedic Surgery
224D CORNWALL ST NW, SUITE 204
LEESBURG, VA 20176
Clinic/Center (Ambulatory Surgical)
224D CORNWALL ST NW, SUITE 300
LEESBURG, VA 20176
Physical Therapy Assistant
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
224D CORNWALL ST NW, SUITE 204
LEESBURG, VA 20176
Internal Medicine
224D CORNWALL ST NW, SUITE 302
LEESBURG, VA 20176
Occupational Therapist
224D CORNWALL ST NW, SUITE 200
LEESBURG, VA 20176
Nurse Practitioner (Pediatrics)
224D CORNWALL ST NW, # 104
LEESBURG, VA 20176
Internal Medicine (Gastroenterology)
224D CORNWALL ST NW, SUITE 207
LEESBURG, VA 20176
Physician Assistant
224D CORNWALL ST NW, SUITE 102
LEESBURG, VA 20176
Podiatrist (Foot & Ankle Surgery)
224D CORNWALL ST NW, SUITE 203
LEESBURG, VA 20176
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
224D CORNWALL ST NW, SUITE 204
LEESBURG, VA 20176
Surgery (Plastic and Reconstructive Surgery)
224D CORNWALL ST NW, SUITE 304
LEESBURG, VA 20176

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720111685, enumerated as an "organization" on March 13, 2007.

The provider is located at 224D CORNWALL ST NW SUITE 302 LEESBURG, VA 20176 and the phone number is (703) 737-7622.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Railroad Medicare, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.