Health Care Access and Coverage
Optimizing insurance and access to health care to provide high-quality health care.
Our Work
We aim to achieve effective and efficient health care for all people by supporting collaborative, interdisciplinary, cutting-edge research, and education.
Explore Our Latest Research and News
Focus Areas
Health Equity
Improving health and reducing health disparities through a more equitable health care system.
Improving Care for Older Adults
Improving the health, well-being, independence, and care of older adults.
Opioid Epidemic
Finding sustainable, humane, and effective solutions to the opioid epidemic.
Population Health
Focusing on how societal events, structural forces, and policies influence the health of populations.
Featured Research Updates
We support and amplify scholarship that shapes and expands the knowledge required to improve population health, health care delivery, and health policy.
The Public Chafed the Last Time the GOP Tried to Cut Medicaid
Will This Time be Different? Past Health Bills Hold Clues
Chart of the Day: NIH Funding Has Stalled Since 2003
The Inflation-Adjusted NIH Budget is Lower in 2024 Than It Was at Its 2003 Peak
Research Memo: Loss of Subsidized Drug Coverage and Mortality Following Medicaid Disenrollment: Translating our Findings and Implications for Medicaid Policy
Supplement to Response to Request for Technical Assistance
One Agency’s Maps Are Known For Documenting Redlining
But Many Other Factors Played a Role in Denying Loans, LDI Fellow Says
Chart of the Day: Longer Prescriptions Could Equalize All Patients’ Medication Supply
A Simple Change to Clinicians’ Prescribing System Reduced Prescription Disparities by Race, Ethnicity, Insurance Type, and Income
Penn Experts Warn New Vaccine Policy Could Undermine Public Health
Offit and Buttenheim Criticize HHS Placebo Trial Mandate as Unethical, Misleading, and a Threat to Vaccine Confidence
Working Groups
Penn LDI’s working groups convene researchers with common interests to build collaborations and catalyze new activities.
Our Experts
Over 500 LDI Fellows from across the University of Pennsylvania are part of the Penn LDI community.
Carolyn H. Asbury, ScMPH, PhD
- Former Senior Consultant, The Dana Foundation
Ingrid Nembhard, PhD, MS
- Fishman Family President’s Distinguished Professor , Wharton School
- Professor, Health Care Management , Wharton School
Harald Schmidt, PhD
- Associate Professor, Department of Medical Ethics and Health Policy , Perelman School of Medicine
Jesse Passman, MD, MPH
- MSHP Student and General Surgery Resident , Perelman School of Medicine
Harold Feldman, MD, MSCE
- Emeritus Professor, Biostatistics and Epidemiology , Perelman School of Medicine
- Director, Center for Clinical Epidemiology and Biostatistics , Perelman School of Medicine
Atheendar Venkataramani, MD, PhD
- Associate Professor, Medical Ethics and Health Policy , Perelman School of Medicine
- Director, Opportunity for Health Lab , Perelman School of Medicine
Godefroy Chery, MD, MHS
- Fellow, Cardiovascular Medicine , Perelman School of Medicine