2023 Publications
2023 Publications
JHDAAI faculty publish more than 50 peer-reviewed papers each year related to equity in drug access.
Explore JHDAAI publications published in 2023.
- “Settled: Patent Characteristics and Litigation Outcomes in the Pharmaceutical Industry”
Kiefer Ahn, Antonio Trujillo, Jason Gibbons, Charles Bennett, Gerard Anderson
Internation Review of Law and Economics, December 2023
- “Ownership and Interoperability Challenges of Alzheimer Monoclonal Antibody Registries”
Mariana Socal, Ilina Odouard, Hadi Kharrazi
JAMA Neurology, December 2023
- “Filgrastim and Infliximab Biosimilar Uptake in Medicare Advantage Compared with Traditional Medicare, 2016-2019”
Angela Liu, Andrew Xuan, Mariana Socal, Gerard Anderson, Kelly Anderson
JMCP, December 2023
- “Sociodemographic and Spending Characteristics of Medicare Beneficiaries Taking Prescription Drugs Subject to Price Negotiations”
Ilina Odouard, Gerard Anderson, Caleb Alexander, Jeromie Ballreich
JMCP, December 2023
- “Spending on Dual Over-the-Counter and Prescription Drugs in the Medicare Part D Program”
Mariana Socal, Yuchen Wang, Elizabeth Plummer, Gerard Anderson
JAMA Network, December 2023
- “Comparison of Social Determinants of Health in Medicaid vs Commercial Health Plans”
Jason Gibbons, Peter Cram, Mark Meiselbach, Gerard Anderson, Ge Bai
Health Affairs Scholar, December 2023
- “False or Misleading Claims in Online Direct-to-Consumer Ketamine Advertising in Maryland”
Matthew Crane, Michael DiStefano, Thomas Moore
JAMA Network Open, November 2023
- “Incorporating Information on Therapeutic Alternatives Into the IRA Prescription Drug Negotiations”
Richard Frank, Gerard Anderson, Benjamin Rome
Policy Commons / Brookings Institution, November 2023
- “Hospital Pricing Information Consistent Between Transparency-In-Coverage Data and Other Commercial Data Sources”
Yang Wang, Mark Meiselbach, Gerard Anderson, Ge Bai
Health Affairs, November 2023
- “Pharmacy Benefit Manager Pricing and Spread Pricing for High-Utilization Generic Drugs”
Joey Mattingly, Kenechukwu Ben-Umeh, Ge Bai, Gerard Anderson
JAMA Network, October 2023
- “Examining the Impact of Drug Company Settlements on Consumers’ Out-of-Pocket Expenditures and Total Claims Cost”
Antonio Trujillo, Jason Gibbons, Kiefer Ahn, Charles Bennett, Gerard Anderson
International Journal of the Economics of Business (submitted in September 2023)
- “Effects of Horizontal Mergers on Prices of Generic Drugs”
Antonio Trujillo, Mariana Socal, Gerard Anderson
Applied Economics Journal, (submitted in August 2023)
- On the Motivation for Pharmaceutical Manufacturer Coupons: Brand Loyalty or Customer Acquisition?”
Jason Gibbons, Manuel Hermosilla, Antonio Trujillo
Health Services Research (submitted in August 2023)
- “The Role of Health Plan Type in Biosimilar Switching and Initiation”
Jeremy Costin, Morgane Mouslim, Mariana Socal, Antonio Trujillo
PharmacoEconomics, October 2023 (in press)
- “Do Patent Litigation Settlements Protect Weak Patents For Drugs?”
Kiefer Ahn, Antonio Trujillo, Jason Gibbons, Charles Bennett, Gerard Anderson
International Review of Law and Economics, 2023 (in press)
- “Insulins and the Evolving Landscape of US Prescription Drug Pricing”
Mariana Socal, Ge Bai
Annals of Internal Medicine, September 2023
- “Role of Registries in Medicare Coverage of New Alzheimer Disease Drugs”
Ilina Odouard, Mariana Socal, Gerard Anderson
JAMA, September 2023
- “Estimated Savings From Using Added Therapeutic Benefit and Therapeutic Reference Pricing in United States Medicare Drug Price Negotiations”
Michael DiStefano, Joseph Levy, Ilina Odouard, Gerard Anderson
Value in Health, September 2023
- “Incorporating Added Therapeutic Benefit and Domestic Reference Pricing into Medicare Payment for Expensive Part B Drugs”
Kelly Anderson, Michael DiStefano, Angela Liu, Joey Mattingly, Mariana Socal, Gerard Anderson
Value in Health, September 2023
- “Increasing Private Payer and Medicare Coverage of Circulating Tumor DNA Tests: What’s at Stake?”
Mariana Socal
Journal of the National Comprehensive Cancer Network, June 2023
- “Comparison of Price Index Methods and Drug Price Inflation Estimates for Hepatitis C Virus Medications”
Joey Mattingly, Gerard Anderson, Joseph Levy
JAMA Health Forum, June 2023
- “How to Analyze and Improve The Usability of Insurer Price Transparency Data”
Yang Wang, Yuchen Wang, Angela Liu, Gerard Anderson, Ge Bai
Health Affairs, May 2023
- “Examining Price Variation for Physician Administered Macular Degeneration Drugs Among Commercial Health Plans, Evidence from 2023 Insurer Disclosed Price Transparency Data”
Angela Liu, Yang Wang, Gerard Anderson, Joseph Levy
2023 Annual Research Meeting
- “Drug Pricing Decisions and Insurance Coverage: Evidence from Medicare Part D”
Benedic Ippolito, Joseph Levy
AEI Economic Policy Working Paper Series, June 2023
- “Increasing Private Payer and Medicare Coverage of Circulating Tumor DNA Tests: What’s at Stake?”
Mariana Socal
Journal of the National Comprehensive Cancer Network, June 2023
- “Incorporating Added Therapeutic Benefit and Domestic Reference Pricing into Medicare Payment for Expensive Part B Drugs”
Kelly Anderson, Michael DiStefano, Angela Liu, Joseph Mattingly, Mariana Socal, Gerard Anderson
Value in Health, June 2023
- “Comparison of Price Index Methods and Drug Price Inflation Estimates for Hepatitis C Virus Medications”
Joseph Mattingly, Gerard Anderson, Joseph Levy
JAMA Health Forum, June 2023
- “Developing Prioritization Criteria to Identify Target Drugs for CalRx, the California Generic Drugs Initiative”
Mariana Socal, Emily Estus, Jingmiao Long, Matthew Crane, Vishaal Pegany, Gerard Anderson
Value in Health, May 2023
- “How to Analyze and Improve the Usability of Insurer Price Transparency Data”
Yang Wang, Yuchen Wang, Angela Liu, Gerard Anderson, Ge Bai
Health Affairs, May 2023
- “Estimating Changes in Medicare Part D and Commercial Insurer Insulin Spending Amid Planned State-Led Biosimilar Insulin Production in California”
Kelly Anderson, Andrew Xuan, Gerard Anderson, Mariana Socal
JAMA Internal Medicine, May 2023
- “Comparison of Out-of-Pocket Spending on Ultra-Expensive Drugs in Medicare Part D vs. Commercial Insurance”
Michael DiStefano, So-Yeon Kang, Sonal Parasrampuria, Gerard Anderson
JAMA Health Forum, May 2023
- “Patterns of Manufacturer Coupon Use for Prescription Drugs in the US, 2017-2019”
So-Yeon Kang, Angela Liu, Gerard Anderson, Caleb Alexander
JAMA Network Open, May 2023
- “Medical Use and Combination Drug Therapy Among US Adult Users of Central Nervous System Stimulants: A Cross-Sectional Analysis”
Thomas Moore, Phillip Wirtz, Jill Curran, Caleb Alexander
BMJ Open, April 2023
- “RE: Medicare Drug Price Negotiation program: Initial Memorandum, Implementation of Sections 1191-1198 of the Social Security Act for Initial Price Applicability Year 2026, and Solicitation of Comments”
Gerard Anderson
Brookings Institution/USA, April 2023
- “Examining Opportunities to Increase Savings From Medicare Price Negotiations”
Marissa Reitsma, Stacie Dusetzina, Jeromie Ballreich, Antonio Trujillo, Michelle Mello
JAMA Internal Medicine, April 2023
- “The Relationships Among Cash Prices, Negotiated Rates, and Chargemaster Prices for Shoppable Hospital Services”
Yang Wang, Mark Meiselbach, John Cox, Gerard Anderson, Ge Bai
Health Affairs, April 2023
- “Trustee Compensation and Charity Care Provision in US Nonprofit Hospitals”
Ge Bai, Sebahattin Demirkan, Hossein Zare, Gerard Anderson
Health Affairs, April 2023
- “U.S. Hospitals’ Administrative Expenses Increased Sharply During COVID-19”
Yang Wang, Ge Bai, Gerard Anderson
Journal of General Internal Medicine, March 2023
- “Accelerated Approval Drug Labels Often Lack Information for Clinical Decision-Making”
Jeromie Ballreich, Mariana Socal, Charles Bennett, Andrew Xuan, Antonio Trujillo, Gerard Anderson
Pharmacotherapy, March 2023
- “When States Mandate Hospital Community Benefit Reports, Provision Increases”
Hossein Zare, Corinne Logan, Gerard Anderson
Journal of Healthcare Management, March 2023
- “Why Are Some Value-Based Programs Successful?”
Gerard Anderson, Mark Meiselbach
JAMA Network Open, March 2023
- “Competition and Vulnerabilities in the Global Supply Chain for US Generic Active Pharmaceutical Ingredients”
Mariana Socal, Kiefer Ahn, Jeremy Greene, Gerard Anderson
Health Affairs, February 2023
- “The Influence of Medicare Part D on the List Pricing of Brand Drugs”
Benedic Ippolito, Joseph Levy
Health Services Research, February 2023
- Insurer Price Transparency Rule: What Has Been Disclosed?”
Yang Wang, Jianhui Xu, Mark Meiselbach, Yuchen Wang, Gerard Anderson, Ge Bai
Health Affairs, February 2023
- “Association Between Drug Characteristics and Manufacturer Spending on Direct-To-Consumer Advertising”
Michael DiStefano, Jenny Markell, Caroline Doherty, Caleb Alexander, Gerard Anderson
JAMA Network, February 2023
- “Incorporating Dynamic Pricing in Cost-Effectiveness Analysis: Are Known Unknowns Valuable?”
R Brett McQueen, Kelly Anderson, Joseph Levy, Josh Carlson
PharmacoEconomics, January 2023
- “When States Step Up: California and the Case for State-Led Insulin Manufacturing”
Mariana Socal, Vishaal Pegany, Mark Ghaly
Annals of Internal Medicine, January 2023