Marguerite G. Summers, MD
Internal Medicine Physician · Glen Burnie, MD
Marguerite G. Summers, MD is an internal medicine physician with a practice address in Glen Burnie, Maryland, and NPI 1801985122, issued on Oct 12, 2006. Check the license (Maryland D40413, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Marguerite G. Summers
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D40413 MD
Self-reported in NPPES; status is on the state search - Practice location
- 7010 Ritchie Hwy, Glen Burnie, MD 21061
- Phone
- (410) 760-4500
- Enumerated
- Oct 12, 2006
- Record last updated
- May 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 7010 Ritchie Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barry Gause, M.D.Internal Medicine Physician1932256831
- Holly Schlossenberg, PA-CPhysician Assistant1609915362
- Jessica Washburn, MSNPediatric Nurse Practitioner1518499375
Verify Marguerite G. Summers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D40413Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
76 Medicare Part D claims for 18 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Marguerite G. Summers among 3,904 internal medicine physician records in Maryland
Marguerite G. Summers, MD 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- 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).
70 internal medicine physician records list a practice address in Glen Burnie
They are 70 of the 1,989 NPPES records with a practice address in Glen Burnie, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Glen Burnie → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Harvinder Arora, MDGlen Burnie, MD 210611487644241
- Darius Cameron, MDGlen Burnie, MD 210611255313029
- Anil Chopra, MDGlen Burnie, MD 210611205836236
- Henry Francis, MDGlen Burnie, MD 210611295718500
- Patricia Gao, M.D.Glen Burnie, MD 210611821070608
- Elliott Gorbaty, M.D.Glen Burnie, MD 210611528043049
- Alvin Madarang, M.D.Glen Burnie, MD 210611144214255
- Ayoku Oketunji, MDGlen Burnie, MD 210611083697312
Common questions
What is Marguerite G. Summers, MD's NPI number?
Marguerite G. Summers, MD's National Provider Identifier (NPI) is 1801985122, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marguerite G. Summers, MD located?
The NPPES record lists a practice address at 7010 Ritchie Hwy, Glen Burnie, MD, 21061. Phone: (410) 760-4500. Providers update this record themselves, so call before visiting.
How can I verify Marguerite G. Summers, MD's license?
NPPES lists Maryland license number D40413, 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 Marguerite G. Summers, MD prescribe under Medicare Part D?
In 2024, Marguerite G. Summers, MD had 76 Medicare Part D claims for 18 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.