Bruce A. Leff
Experienced in Squamous Cell Lung Carcinoma

Dr. Bruce A. Leff

Geriatrics
Johns Hopkins Medicine
Johns Hopkins Bayview Medical Center
5505 Hopkins Bayview Circle, John R. Burton Pavilion Building Level 02, John R. Burton Pavilion Building Level 02, 
Baltimore, MD 
Offers Telehealth

Experienced in Squamous Cell Lung Carcinoma
Johns Hopkins Medicine
Johns Hopkins Bayview Medical Center
5505 Hopkins Bayview Circle, John R. Burton Pavilion Building Level 02, John R. Burton Pavilion Building Level 02, 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Bruce Leff is a professor of medicine at the Johns Hopkins University School of Medicine. He holds a joint appointment in the department of health policy and management in the Johns Hopkins Bloomberg School of Public Health and the Department of Community and Public Health in the Johns Hopkins School of Nursing. Dr. Leff is an internationally recognized leader and researcher in the development, evaluation and dissemination of novel models of care for older adults, including the Hospital at Home, Guided Care, geriatric service line models and medical house call practices. In addition, his research interests extend to issues related to multi-morbidity, performance measurement and case-mix issues. He has a strong interest in health policy issues, is a past Health and Aging Policy Fellow of the American Political Science Association, and has served on multiple technical expert panels for the National Quality Forum, NCQA, and Centers for Medicare and Medicaid Services. An award-winning teacher and mentor, Dr. Leff directed the basic Medicine Clerkship in the School of Medicine until 2021. He is a past-president of the American Academy of Home Care Physicians, past-member of the Board of Regents of the American College of Physicians. He is also past- Chair of the Council of the American Board of Internal Medicine (ABIM), as well as the past-Chair of the ABIM Geriatric Medicine Board. He currently serves on the Board of Trustees of the ABIM Foundation. Dr. Leff received his B.A. from the University of Pennsylvania in 1983 and his M.D. from New York University in 1987. After residency and fellowship training at Johns Hopkins, he served as a medical officer in the US Army in Seoul, Korea, before joining the faculty in the Department of Medicine in 1994.

Dr. Leff is rated as an Experienced provider by MediFind in the treatment of Squamous Cell Lung Carcinoma. His top areas of expertise are Dementia, Severe Acute Respiratory Syndrome (SARS), Hypertension, and COVID-19.

His clinical research consists of co-authoring 193 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Residency
Johns Hopkins Bayview Medical Center, Internal Medicine, 1991
Specialties
Geriatrics
Licenses
Internal Medicine in MD
Board Certifications
American Board Of Internal Medicine
Fellowships
Johns Hopkins University School of Medicine, Geriatric Medicine, 1992
Hospital Affiliations
The Johns Hopkins Hospital
Johns Hopkins Bayview Medical Center
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
First Health
  • INSURANCE PLAN
  • MEDICARE PDP
  • PPO
Geisinger
  • HMO
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Johns Hopkins Healthcare
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 6 Less Insurance Carriers -

Locations

Johns Hopkins Bayview Medical Center
5505 Hopkins Bayview Circle, John R. Burton Pavilion Building Level 02, John R. Burton Pavilion Building Level 02, Baltimore, MD 21224
Call: 410-550-0925

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


193 Total Publications

Role and Expectations of Family Caregivers in Hospital at Home in the US and Canada.
Role and Expectations of Family Caregivers in Hospital at Home in the US and Canada.
Journal: Journal of the American Geriatrics Society
Published: September 09, 2025
View All 193 Publications
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Elizabeth Phung is a primary care provider, practicing in Geriatrics and Internal Medicine in Baltimore, Maryland. Dr. Phung is rated as an Experienced provider by MediFind in the treatment of Squamous Cell Lung Carcinoma. Her top areas of expertise are Dementia, Renovascular Hypertension, Nephrosclerosis, and Hypertensive Heart Disease.

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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Leff's expertise for a condition
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        • Experienced
        • ALK-Positive Non-Small Cell Lung Cancer
          Dr. Leff is
          Experienced
          . Learn about ALK-Positive Non-Small Cell Lung Cancer.
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        • Alzheimer's Disease
          Dr. Leff is
          Experienced
          . Learn about Alzheimer's Disease.
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        • Atherosclerosis
          Dr. Leff is
          Experienced
          . Learn about Atherosclerosis.
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        • Atrial Fibrillation
          Dr. Leff is
          Experienced
          . Learn about Atrial Fibrillation.
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        • Bullous Pemphigoid
          Dr. Leff is
          Experienced
          . Learn about Bullous Pemphigoid.
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        • Chronic Obstructive Pulmonary Disease (COPD)
          Dr. Leff is
          Experienced
          . Learn about Chronic Obstructive Pulmonary Disease (COPD).
          See more Chronic Obstructive Pulmonary Disease (COPD) experts
        View All 33 Experienced Conditions
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