Marjorie Pennant, M.D.
Endocrinology, Diabetes & Metabolism
Marjorie Pennant is an Endocrinology, Diabetes & Metabolism specialist based in Baltimore, MD with over 25 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
With over 25 years in internal medicine, Marjorie Pennant, M.D. is a long-established endocrinology, diabetes & metabolism specialist in Baltimore. A Pennsylvania State University College of Medicine graduate since 2001, she brings 25+ years of experience. CMS Medicare data shows her patients commonly have hypertension, diabetes, and high cholesterol.
Older · 3423dNPPES updated 2017-01-11 · verify NPI on CMS · Verify license at Maryland Board of Physicians
Contact & Location
Practice Location
827 Linden Ave Floor 2, South, Baltimore, MD 21201-4606
How Does This Doctor Compare?
Generic Rx
↑ Higher = better47.1%
Maryland avg: 83.4 · US avg: 82.8
⚠ Lower than most doctors nationally(-35.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
348
Unique beneficiaries
Standard volumePrescription Recipients
274
Patients prescribed
Prescriptions Written
2,376
Total claims
Total Medicare drug cost: $1.20M
Percentile rankings compared against 2,391 reporting peers in Maryland.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, Diabetes, and High Cholesterol.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+41%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+23%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+2%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+10%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+9%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$44 received from industry
2 transactions reported in 2018 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2018, attributed to Marjorie Pennant's NPI.
Social Vulnerability Index: 0.71 / 1.00
Moderate vulnerabilityShe practices in a community where the CDC measures social vulnerability across socioeconomic status, household composition, racial/ethnic minority status, and housing/transportation factors. A higher index indicates more residents may face barriers accessing care.
Source: CDC/ATSDR Social Vulnerability Index.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2001
Penn State College of Medicine
25 years in practice
Experienced
Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).
Taxonomy: 207RE0101X
Education & Training
Pennsylvania State University College of Medicine (Class of 2001)
Mailing address
Po Box 64442, Baltimore, MD 21264-0001
Differs from practice location
Virtual Endocrinology, Diabetes & Metabolism Care With Marjorie Pennant
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Marjorie Pennant for blood pressure monitoring, diabetes check-ins, cholesterol management — no travel to Baltimore required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Marjorie Pennant
Dr. Pennant is listed as active in the NPI registry with telehealth listed in Baltimore, MD. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (443) 682-6800.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator · HRSA HPSA · CDC SVI. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Marjorie Pennant
Practice Location
827 Linden Ave Floor 2, South, Baltimore, MD 21201-4606
Mailing Address
Po Box 64442, Baltimore, MD 21264-0001
This is a provider directory. Contact the office directly to schedule appointments.
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