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News

Substance Use Disorder

“Everybody’s Going to Feel the Pain”: Medicaid Cuts Threaten Addiction Treatment

New York Commissioner Warns University of Pennsylvania Conference That Funding Losses Could Force States to Ration Care and Risk Rising Overdose Deaths

By:
  • Hoag Levins
April 1, 2026

In The Media Newsweek

Guns Would Be Banned at Election Sites Under New Bill

Work Cited

Featured Fellows:
  • Therese (Terry) S. Richmond, PhD, RN
  • Matthew Kearney, PhD, MPH
  • Zachary Meisel, MD, MPH
March 19, 2026
Two women sitting side by side, one in the background, both on their mobile devices.

Blog Post

Lawmakers Focused the Most on Mass Shootings in Gun Violence Posts

Officials Should Frame Gun Violence as a Public Health Crisis and Promote Evidence-Based Prevention, LDI Fellows Say

By:
  • Afrah Howlader, MPH
March 18, 2026

News

Substance Use Disorder

Experts Warn Addiction Policy is Weak Despite Falling Overdose Deaths

Penn LDI Panel Urges Family-Focused Strategy and Stronger Health System Response

By:
  • Hoag Levins
February 19, 2026

News

Substance Use Disorder

CHERISH Research Center’s Grant Is Renewed

Penn and Four Other Partners Focus on the Health Economics of Substance Use Disorder

By:
  • Hoag Levins
September 10, 2025

In The Media The New York Times

America Was Finally Turning a Corner on Opioids. Until Now.

Work Cited

Featured Fellow:
  • Zachary Meisel, MD, MPH
August 28, 2025
blue bar chart

Blog Post

Health Equity

Older Black Adults With Abdominal Pain Are Less Likely to Get Emergency Department Imaging

Chart of the Day: National Study Shows White Patients More Likely Than Black Patients to Get CT and/or Ultrasounds for Abdominal Pain in the Emergency Department

By:
  • Christine Weeks
August 20, 2025
Penn LDI Insights on Policy Graphic

Policy

Health Care Access & Coverage

Estimated Overdose Deaths Due to the One Big Beautiful Bill Act

Letter: Delivered to House Speaker Mike Johnson and Majority Leader John Thune

By:
  • Zachary Meisel, MD, MPH
  • Benjamin Linas, MD, MPH, Hana Zwick
July 3, 2025
New York City

Blog Post

Substance Use Disorder

Naloxone Access Improved in New York City in High Overdose Areas, But Gaps Remain Across the Five Boroughs

New Maps From LDI Researchers Show Progress in Locating Programs Where the Need Is Greatest

By:
  • Mackenzie Bolas
May 31, 2024

Blog Post

Substance Use Disorder

Opioid Crisis Is a Major Contributor to Maternal Mortality

Only 1 in 3 Pregnant or Postpartum People with Private Insurance Receive Needed Treatment

By:
  • Chris Tachibana, PhD, MS
February 15, 2024

Blog Post

Population Health

An Interactive Web Tool Boosts Use of Lung Cancer Screening

The Study of U.S. Veterans Is Part of a Larger Focus on Helping Patients Clarify Care Preferences

By:
  • Chris Tachibana, PhD, MS
September 26, 2023

Blog Post

Substance Use Disorder

Many State Medicaid Programs Still Require Prior Authorization for Buprenorphine Treatment for Opioid Use Disorder

Removing Barriers Could Improve Patient Outcomes

By:
  • Benicio Beatty
August 23, 2023

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