Donald Eugene Thomas, M.D.
Rheumatology Physician · Greenbelt, MD
Donald Eugene Thomas, M.D. is a rheumatology physician with a practice address in Greenbelt, Maryland, and NPI 1730167545, issued on Jan 3, 2006. Check the license (Maryland D52828, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Donald Eugene Thomas
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- D52828 MD
Self-reported in NPPES; status is on the state search - Practice location
- 7300 Hanover Dr, Greenbelt, MD 20770
- Phone
- (301) 345-5600
- Enumerated
- Jan 3, 2006
- Record last updated
- Dec 30, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (301) 345-3105
- Medicare enrollment
- Enrolled (PECOS I20120416000044); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1989
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 214 in Maryland → Look up another NPI →
Also registered at 7300 Hanover Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jonathan Adelson, M.D.Rheumatology Physician1700864501
- Maria Cuadra, PAMedical Physician Assistant1265680631
- Czestochowa FrancoisEmergency Medicine Physician1629635222
- Haddis Hagos, MDPain Medicine (Anesthesiology) Physician1386613347
- Agnes Kallon, CRNPFamily Nurse Practitioner1043536790
- Gaurav Lakhanpal, MDInterventional Cardiology Physician1013172907
Verify Donald Eugene Thomas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D52828Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,748 Medicare Part D claims for 188 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 118 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate260 claims
- Leucovorin Calcium119 claims
- Methotrexate115 claims
- Prednisone87 claims
- Tramadol Hcl74 claims
- Methylprednisolone57 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 89 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $59,308.03
104 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Arthritis And Pain Associates OF Prince Georges County PCGreenbelt, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald Eugene Thomas among 214 rheumatology physician records in Maryland
Donald Eugene Thomas, M.D. is one of 214 rheumatology physician records with a practice address in Maryland. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1989 · median 2001 among the 132 with a school on file
- Record last updated2010 · 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 207RR0500X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Maryland
There are 214 rheumatology physician records in Maryland.
All 214 in Maryland → Every provider in Greenbelt → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Jonathan Adelson, M.D.Greenbelt, MD 207701700864501
- Hyder Husain, D.OGreenbelt, MD 207701922665793
- Rukmini Konatalapalli, M.DGreenbelt, MD 207701053500074
- Samya Mohammad, D.O.Greenbelt, MD 207701851683577
- Yevgeniy Sheyn, M.D.Greenbelt, MD 207701346228152
- Vrishali Dalvi, MDLargo, MD 207741235249624
- Gregory Rehe, M.D.Andrews Afb, MD 207621265582571
- Imelda Cabalar, M.D.Ft Washington, MD 207441891774576
Common questions
What is Donald Eugene Thomas, M.D.'s NPI number?
Donald Eugene Thomas, M.D.'s National Provider Identifier (NPI) is 1730167545, issued on Jan 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donald Eugene Thomas, M.D. located?
The NPPES record lists a practice address at 7300 Hanover Dr, Greenbelt, MD, 20770. Phone: (301) 345-5600. Providers update this record themselves, so call before visiting.
How can I verify Donald Eugene Thomas, M.D.'s license?
NPPES lists Maryland license number D52828, 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 Donald Eugene Thomas, M.D. prescribe under Medicare Part D?
In 2024, Donald Eugene Thomas, M.D. had 1,748 Medicare Part D claims for 188 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Donald Eugene Thomas, M.D.'s MIPS final score?
The 2023 MIPS final score is 89 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.