Thomas Stallard, M.D.
Internal Medicine Physician · Hyattsville, MD
Thomas Stallard, M.D. is an internal medicine physician with a practice address in Hyattsville, Maryland, and NPI 1467866285, issued on Jun 19, 2014. Check the license (Maryland D83294, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Thomas Stallard
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D83294 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6525 Belcrest RD, Hyattsville, MD 20782
- Phone
- (301) 209-6000
- Enumerated
- Jun 19, 2014
- Record last updated
- Jun 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160111001006); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 6525 Belcrest RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas Stallard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D83294Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average internal medicine physician in 2024
4,835 Medicare Part D claims for 418 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. 36 claims were for opioids.
Most prescribed
- Atorvastatin Calcium559 claims
- Amlodipine Besylate310 claims
- Lisinopril252 claims
- Losartan Potassium207 claims
- Metformin Hcl185 claims
- Levothyroxine Sodium147 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.
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncKensington, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Stallard among 3,904 internal medicine physician records in Maryland
Thomas Stallard, M.D. is one of 3,904 internal medicine physician records with a practice address in Maryland. 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 2014, is newer than 74% of them.
- NPI issued2014 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2003 among the 2,445 with a school on file
- Record last updated2021 · 59% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 internal medicine physician records list a practice address in Hyattsville
They are 16 of the 2,196 NPPES records with a practice address in Hyattsville, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Hyattsville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Teresa Allen, MDHyattsville, MD 207821407911712
- Charles Dillon, M.D.Hyattsville, MD 207821881743292
- Paul Loeser, MDHyattsville, MD 207821902301583
- Ernest Moy, MDHyattsville, MD 207821871092551
- Mario Nicholson, MDHyattsville, MD 207821689735144
- Godswill Okoji, MDHyattsville, MD 207821518980812
- Gaby Tesfaye, MDHyattsville, MD 207821669533196
- Michael Viola, M.D.Hyattsville, MD 207821205157500
Common questions
What is Thomas Stallard, M.D.'s NPI number?
Thomas Stallard, M.D.'s National Provider Identifier (NPI) is 1467866285, issued on Jun 19, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Stallard, M.D. located?
The NPPES record lists a practice address at 6525 Belcrest RD, Hyattsville, MD, 20782. Phone: (301) 209-6000. Providers update this record themselves, so call before visiting.
How can I verify Thomas Stallard, M.D.'s license?
NPPES lists Maryland license number D83294, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas Stallard, M.D. prescribe under Medicare Part D?
In 2024, Thomas Stallard, M.D. had 4,835 Medicare Part D claims for 418 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.