Leigh S. Villaflor, CANP
Internal Medicine Physician · Lansdowne, VA
Leigh S. Villaflor, CANP is an internal medicine physician with a practice address in Lansdowne, Virginia, and NPI 1396917068, issued on Apr 2, 2008. Check the license (Virginia 0004164524, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Leigh S. Villaflor
- Credential
- CANP
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0004164524 VA
Self-reported in NPPES; status is on the state search - Practice location
- 19450 Deerfield Ave, Lansdowne, VA 20176
- Phone
- (703) 723-7272
- Enumerated
- Apr 2, 2008
- Record last updated
- Apr 2, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (703) 723-7242
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,599 in Virginia → Look up another NPI →
Also registered at 19450 Deerfield Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Elliot Smith, DPTPhysical Therapist1760766067
Verify Leigh S. Villaflor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0004164524Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,877 Medicare Part D claims for 229 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Rosuvastatin Calcium245 claims
- Levothyroxine Sodium99 claims
- Montelukast Sodium61 claims
- Metoprolol Succinate43 claims
- Azithromycin42 claims
- Amlodipine Besylate40 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $23.36
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Leigh S. Villaflor among 3,599 internal medicine physician records in Virginia
Leigh S. Villaflor, CANP is one of 3,599 internal medicine physician records with a practice address in Virginia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 55% of them.
- NPI issued2008 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2008 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 internal medicine physician records list a practice address in Lansdowne
They are 10 of the 197 NPPES records with a practice address in Lansdowne, and 3,599 internal medicine physician records in Virginia.
All 3,599 in Virginia → Every provider in Lansdowne → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Bethel Alemayehu, MDLeesburg, VA 201761255328910
- John Andrew, MDLeesburg, VA 201761700870755
- Sandhya Chanda, MDLeesburg, VA 201761043219710
- Sarfraz Choudhary, MDLeesburg, VA 201761619960242
- John Cook, MDLeesburg, VA 201761811981897
- Richard Kim, MDLeesburg, VA 201761902890981
- Han-Jong Koh, MDLeesburg, VA 201761619962263
- Martin Korkowski, MDLeesburg, VA 201761801880752
Common questions
What is Leigh S. Villaflor, CANP's NPI number?
Leigh S. Villaflor, CANP's National Provider Identifier (NPI) is 1396917068, issued on Apr 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Leigh S. Villaflor, CANP located?
The NPPES record lists a practice address at 19450 Deerfield Ave, Lansdowne, VA, 20176. Phone: (703) 723-7272. Providers update this record themselves, so call before visiting.
How can I verify Leigh S. Villaflor, CANP's license?
NPPES lists Virginia license number 0004164524, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leigh S. Villaflor, CANP prescribe under Medicare Part D?
In 2024, Leigh S. Villaflor, CANP had 1,877 Medicare Part D claims for 229 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.