Marjorie Pennant, M.D.
NPI 1730370255 · Endocrinology, Diabetes & Metabolism Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marjorie Pennant, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Baltimore, MD (NPI 1730370255).
Provider details
- NPI number
- 1730370255
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D61595 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
734 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 269 | $99 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 154 | $80 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 105 | $17 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 57 | $81 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 38 | $134 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 229 | 48 |
| Levothyroxine Sodium | 159 | 34 |
| Dulaglutidebrand: Trulicity | 96 | 31 |
| Empagliflozinbrand: Jardiance | 92 | 20 |
| Metformin Hclbrand: Metformin Hcl Er | 82 | 27 |
| Atorvastatin Calcium | 81 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-08
- Last updated
- 2017-01-11
Frequently asked questions
- What is Marjorie Pennant's NPI number?
- Marjorie Pennant's National Provider Identifier (NPI) is 1730370255, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marjorie Pennant's specialty?
- Marjorie Pennant is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Marjorie Pennant located?
- Marjorie Pennant's practice location on file with NPPES is 827 Linden Ave, Baltimore, MD 21201-4606.
- What is Marjorie Pennant's phone number?
- The practice phone number listed in the NPPES registry for Marjorie Pennant is (443) 682-6800.
- Does Marjorie Pennant accept Medicare?
- Marjorie Pennant is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marjorie Pennant's NPI active?
- Yes — Marjorie Pennant's NPI (1730370255) is active in the NPPES registry as of the last update on 2017-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.