Mary Ellen Gallagher, M.D.
Internal Medicine Physician · Arlington, VA
Mary Ellen Gallagher, M.D. is an internal medicine physician with a practice address in Arlington, Virginia, and NPI 1417956814, issued on Jul 18, 2005. Check the license (Virginia 01235679, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Mary Ellen Gallagher
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 01235679 VA
0123579 VA
Self-reported in NPPES; status is on the state search - Practice location
- 2501 N Glebe RD, Arlington, VA 22207
- Phone
- (703) 527-6664
- Enumerated
- Jul 18, 2005
- Record last updated
- Apr 17, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (703) 527-0655
- Medicare enrollment
- Enrolled (PECOS I20040731000160); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 2501 N Glebe RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Ellen Gallagher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 01235679Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average internal medicine physician in 2024
980 Medicare Part D claims for 102 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 27 claims were for opioids.
Most prescribed
- Levothyroxine Sodium60 claims
- Atorvastatin Calcium45 claims
- Metformin Hcl33 claims
- Alprazolam32 claims
- Gabapentin30 claims
- Amoxicillin-Clavulanate Potass26 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: $148.56
7 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. 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.
122 internal medicine physician records list a practice address in Arlington
They are 122 of the 3,510 NPPES records with a practice address in Arlington, and 3,599 internal medicine physician records in Virginia.
All 122 in Arlington → All 3,599 in Virginia → Every provider in Arlington →
Other internal medicine physician records in Virginia
- Caren Aaron, M.D.Martinsville, VA1477538734
- Mark Aarons, M.D.Arlington, VA1730371774
- Estefania Abasolo Lopez, MDManassas, VA1043899545
- Salma Abbas, MDRichmond, VA1427303387
- Amir AbbasiRichmond, VA1851233548
- Gohar Abbasi, MDChester, VA1134198187
- Mustafa Abbasi, MDAlexandria, VA1316019912
- Layla Abdal Hussain, MDWoobridge, VA1801036942
- Marwa Abdelfattah, M.D.Culpeper, VA1225251572
- Ramy Abdelfattah, M.D.Fredericksburg, VA1437525748
Common questions
What is Mary Ellen Gallagher, M.D.'s NPI number?
Mary Ellen Gallagher, M.D.'s National Provider Identifier (NPI) is 1417956814, issued on Jul 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary Ellen Gallagher, M.D. located?
The NPPES record lists a practice address at 2501 N Glebe RD, Arlington, VA, 22207. Phone: (703) 527-6664. Providers update this record themselves, so call before visiting.
How can I verify Mary Ellen Gallagher, M.D.'s license?
NPPES lists Virginia license number 01235679, 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 Mary Ellen Gallagher, M.D. prescribe under Medicare Part D?
In 2024, Mary Ellen Gallagher, M.D. had 980 Medicare Part D claims for 102 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.