Roger Marcus, MD
Rheumatology Physician · Fallston, MD
Roger Marcus, MD is a rheumatology physician with a practice address in Fallston, Maryland, and NPI 1588779672, issued on Aug 20, 2006. Check the license (Maryland D23646, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Roger Marcus
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- D23646 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1814 Bel Air RD, Fallston, MD 21047
- Phone
- (410) 877-0271
- Enumerated
- Aug 20, 2006
- Entity
- Type 1 · individual
Also registered at 1814 Bel Air RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joahnna Fournier, CRNP, CPNP-PCPediatric Nurse Practitioner1669720306
- Shannon Marucci, CRNPPediatric Nurse Practitioner1699416354
Verify Roger Marcus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D23646Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Rheumatology Physician providers in Maryland
There are 214 rheumatology physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other rheumatology physician records in Maryland
- Jonathan Adelson, M.D.Greenbelt, MD1700864501
- Naila Ahmad, MDEaston, MD1366451619
- Grace Ahn, M.D.Rockville, MD1982884896
- Ashika Ajitkumar, MDBaltimore, MD1659044436
- Maria Alba-Dauhajre, MDSilver Spring, MD1487676458
- Jemima Felicity Albayda, MDBaltimore, MD1285955765
- Shabnam Ali, M.D.Columbia, MD1487837837
- Dareen Almanabri, M.D.Hollywood, MD1679869051
- Mariam Ameri, MDAnnapolis, MD1588807861
- Brendan Antiochos, M.D.Baltimore, MD1174799092
Common questions
What is Roger Marcus, MD's NPI number?
Roger Marcus, MD's National Provider Identifier (NPI) is 1588779672, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roger Marcus, MD located?
The NPPES record lists a practice address at 1814 Bel Air RD, Fallston, MD, 21047. Phone: (410) 877-0271. Providers update this record themselves, so call before visiting.
How can I verify Roger Marcus, MD's license?
NPPES lists Maryland license number D23646, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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) 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 27, 2026.