Departmental Affiliations
Center & Institute Affiliations
Angela Liu, PhD '24, MPH, examines healthcare financing and managed care policies that strengthen health insurance programs with a focus on the federal Medicare program.
Research Interests
Medicare program; Medicare Advantage; insurance design; pricing and payment models; drug access and affordability
Experiences & Accomplishments
Angela Liu, PhD, MPH, is an Assistant Scientist in the Department of Health Policy and Management at the Bloomberg School of Public Health. Her research portfolio examines the impact of health policies on financial outcomes related to the US healthcare system, specifically on payment and spending in the Medicare and Medicare Advantage programs.
She is engaged in the Johns Hopkins Drug Access and Affordability Initiative, where she evaluates pharmaceutical outcomes, and the Center for Health Systems and Policy Modeling, where her research takes a supply-side, systems approach.
Dr. Liu received a PhD in Health Policy and Management from the Johns Hopkins Bloomberg School of Public Health, a Master of Public Health from the University of Washington, and a Bachelor of Science in Biomedical Engineering from the University of Virginia.
Honors & Awards
June Culley Doctoral Scholarship, Johns Hopkins Bloomberg School of Public Health, 2023
Select Publications
Recently published papers
Liu A, Anderson KE, Levy J, Johnson TV, Polsky D, Anderson G. Macular Degeneration Drug Prescribing Patterns After Step Therapy Introduction in Medicare Advantage. JAMA Health Forum. 2024;5(8):e242446. doi:10.1001/jamahealthforum.2024.2446
Liu A, Xuan A, Socal M, Anderson G, & Anderson K. E. (2024). Filgrastim and infliximab biosimilar uptake in Medicare Advantage compared with Traditional Medicare, 2016-2019. Journal of Managed Care & Specialty Pharmacy, 30(1), 15–21. https://doi.org/10.18553/jmcp.2024.30.1.15
Xu F, Anderson K, Liu A, Miller B, Polsky D. Avoidable Hospital Stays in Medicare Advantage: The Role of Patient Steering. JAMA Health Forum. 2023;4(11):e233931. doi: 10.1001/jamahealthforum2023.3931
Wang Y, Wang Y, Liu A, Anderson G, Bai G. How to Analyze and Improve the Usability of Insurer Price Transparency Data? Health Affairs Forefront. 2023 May 25. doi: 10.1377/forefront.20230524.904150.