Marjorie Pennant, M.D.
Endocrinology, Diabetes & Metabolism Physician · Baltimore, MD
Marjorie Pennant, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Baltimore, Maryland, and NPI 1730370255, issued on Aug 8, 2007. Check the license (Maryland D61595, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Marjorie Pennant
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- D61595 MD
Self-reported in NPPES; status is on the state search - Practice location
- 827 Linden Ave, Baltimore, MD 21201
- Phone
- (443) 682-6800
- Enumerated
- Aug 8, 2007
- Record last updated
- Jan 11, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (443) 552-2991
- Medicaid ID
- 405736800 MD
- Medicare enrollment
- Enrolled (PECOS I20080807000124); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 314 in Maryland → Look up another NPI →
Also registered at 827 Linden Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alina Aasim, M.D.Endocrinology, Diabetes & Metabolism Physician1174057905
- Elisabeth Abamina-Lette, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1578210035
- Farshad Adib, M.D.Orthopaedic Surgery Physician1629386735
- Priya Agrawal, MDStudent in an Organized Health Care Education/Training Program1477495018
- Elham Ahmed, MDInternal Medicine Physician1821731951
- Kripa AhujaStudent in an Organized Health Care Education/Training Program1831957281
Verify Marjorie Pennant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D61595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
2,007 Medicare Part D claims for 276 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.
Most prescribed
- Ozempic229 claims
- Levothyroxine Sodium159 claims
- Trulicity96 claims
- Jardiance92 claims
- Metformin Hcl Er82 claims
- Atorvastatin Calcium81 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
- University OF Maryland Physicians PABaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marjorie Pennant among 314 endocrinology, diabetes & metabolism physician records in Maryland
Marjorie Pennant, M.D. is one of 314 endocrinology, diabetes & metabolism 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 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 41% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2001 · median 2003 among the 193 with a school on file
- Record last updated2017 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Maryland
There are 314 endocrinology, diabetes & metabolism physician records in Maryland.
All 314 in Maryland → Every provider in Baltimore → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Stephen Davis, MDBaltimore, MD 212011811071913
- Jennifer Hamilton, M.D.Baltimore, MD 212011245330752
- Nowreen Haq, M.D.Baltimore, MD 212011114123395
- Elizabeth Lamos, MDBaltimore, MD 212011043413669
- Rana Malek, M.D.Baltimore, MD 212011225178866
- Lina Melhem, M.D.Baltimore, MD 212011336172758
- Kashif Munir, MDBaltimore, MD 212011063402170
- Ronald Prigeon, M.D.Baltimore, MD 212011174628200
Common questions
What is Marjorie Pennant, M.D.'s NPI number?
Marjorie Pennant, M.D.'s National Provider Identifier (NPI) is 1730370255, issued on Aug 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marjorie Pennant, M.D. located?
The NPPES record lists a practice address at 827 Linden Ave, Baltimore, MD, 21201. Phone: (443) 682-6800. Providers update this record themselves, so call before visiting.
How can I verify Marjorie Pennant, M.D.'s license?
NPPES lists Maryland license number D61595, 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 Marjorie Pennant, M.D. prescribe under Medicare Part D?
In 2024, Marjorie Pennant, M.D. had 2,007 Medicare Part D claims for 276 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.