David Robert Brown, MD, PHD
Endocrinology, Diabetes & Metabolism Physician · Rockville, MD
David Robert Brown, MD, PHD is an endocrinology, diabetes & metabolism physician with a practice address in Rockville, Maryland, and NPI 1114044906, issued on Mar 25, 2007. Check the license (Maryland D0036784, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- David Robert Brown
- Credential
- MD, PHD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- D0036784 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2401 Research Blvd, Rockville, MD 20850
- Phone
- (301) 977-9272
- Enumerated
- Mar 25, 2007
- Record last updated
- Nov 13, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (301) 977-9172
- Entity
- Type 1 · individual
Also registered at 2401 Research Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Robert Brown in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0036784Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
2,377 Medicare Part D claims for 137 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Ezetimibe215 claims
- Rosuvastatin Calcium184 claims
- Levothyroxine Sodium147 claims
- Synthroid114 claims
- Atorvastatin Calcium110 claims
- Ozempic109 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: $57,412.00
50 payments; by number, the most common kind was compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program; the largest payer was Corcept Therapeutics. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Endocrinology, Diabetes & Metabolism Physician providers in Maryland
There are 314 endocrinology, diabetes & metabolism physician records in Maryland.
Other endocrinology, diabetes & metabolism physician records in Maryland
- Alina Aasim, M.D.Baltimore, MD1174057905
- Smita Abraham, MDSilver Spring, MD1831180603
- Marnie Aguasvivas Bello, M.D.Baltimore, MD1669829115
- Rexford Ahima, MDBaltimore, MD1568492627
- Saba Ahmed, MDBaltimore, MD1548765506
- Sabreen Ahmed, MDGreenbelt, MD1821452749
- Shabina Ahmed, M.D.Bethesda, MD1023145521
- Sana Akbar, M.DGreenbelt, MD1922448604
- Mohammad Al-Jundi, MBBSLeonardtown, MD1427401900
- Ghadah Al-Naqeeb, M.B.CH.BBethesda, MD1487185948
Common questions
What is David Robert Brown, MD, PHD's NPI number?
David Robert Brown, MD, PHD's National Provider Identifier (NPI) is 1114044906, issued on Mar 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David Robert Brown, MD, PHD located?
The NPPES record lists a practice address at 2401 Research Blvd, Rockville, MD, 20850. Phone: (301) 977-9272. Providers update this record themselves, so call before visiting.
How can I verify David Robert Brown, MD, PHD's license?
NPPES lists Maryland license number D0036784, 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 David Robert Brown, MD, PHD prescribe under Medicare Part D?
In 2024, David Robert Brown, MD, PHD had 2,377 Medicare Part D claims for 137 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.