Joseph Gregory Louden, M.D.
Cardiovascular Disease Physician · Purcellville, VA
Joseph Gregory Louden, M.D. is a cardiovascular disease physician with a practice address in Purcellville, Virginia, and NPI 1205169489, issued on Sep 6, 2009. Check the license (Virginia 0101249620, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Joseph Gregory Louden
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 0101249620 VA
Self-reported in NPPES; status is on the state search - Practice location
- 120B N Maple Ave, Purcellville, VA 20132
- Phone
- (703) 723-8664
- Enumerated
- Sep 6, 2009
- Record last updated
- Dec 4, 2024
- Fax
- (703) 226-5696
- Medicare enrollment
- Enrolled (PECOS I20241205000787); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 637 in Virginia → Look up another NPI →
Also registered at 120B N Maple Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anne Safko, M.D.Cardiovascular Disease Physician1497759724
Verify Joseph Gregory Louden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101249620Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
68 Medicare Part D claims for 46 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.
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: $40.99
2 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 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.
Bills Medicare through one group practice
- Inova Health Care ServicesLeesburg, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Gregory Louden among 637 cardiovascular disease physician records in Virginia
Joseph Gregory Louden, M.D. is one of 637 cardiovascular disease physician records with a practice address in Virginia. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 72% of them.
- NPI issued2009 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2009 · median 2000 among the 452 with a school on file
- Record last updated2024 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Virginia
There are 637 cardiovascular disease physician records in Virginia.
All 637 in Virginia → Every provider in Purcellville → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Anne Safko, M.D.Purcellville, VA 201321497759724
- Andres Alisuag, M.D.Manassas, VA 201101417064759
- Solomon Bagae, M.D.Manassas, VA 201101104842061
- David DemariaManassas, VA 201101043553852
- Michael Escano, MDManassas, VA 201101336129147
- Ahsan Jafir, DOManassas, VA 201101942489638
- Christopher Leet, M.D.Manassas, VA 201101770563447
- Ara Maranian, M.D.Manassas, VA 201101821076142
Common questions
What is Joseph Gregory Louden, M.D.'s NPI number?
Joseph Gregory Louden, M.D.'s National Provider Identifier (NPI) is 1205169489, issued on Sep 6, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Gregory Louden, M.D. located?
The NPPES record lists a practice address at 120B N Maple Ave, Purcellville, VA, 20132. Phone: (703) 723-8664. Providers update this record themselves, so call before visiting.
How can I verify Joseph Gregory Louden, M.D.'s license?
NPPES lists Virginia license number 0101249620, 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 Joseph Gregory Louden, M.D. prescribe under Medicare Part D?
In 2024, Joseph Gregory Louden, M.D. had 68 Medicare Part D claims for 46 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.