Sofia Toso supports research and analysis of Medicaid coverage of preventive services, including vaccines.

Prior to joining Avalere, Sofia worked at AcademyHealth on the Evidence-Informed State Health Policy Institute where she supported the Medicaid 1115 Waiver Evaluation Learning Collaborative.

Sofia has a BA in political science and a minor in public health from the George Washington University. She is currently pursuing her MPH with a concentration in health policy at the George Washington University.

Authored Content


A new Avalere analysis identified variability in Medicaid physician office, pharmacy, and Federally Qualified Health Centers vaccine reimbursement policies.

Avalere identified 19 states that must change their Medicaid vaccine policies to comply with the IRA’s requirement that states cover all recommended vaccines without cost sharing.

An Avalere analysis explores disparities in medication adherence for Medicare Part D beneficiaries living in medically underserved areas (MUAs) and non-MUAs.