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Elizabeth McOsker

Pronouns: She/Her

Senior Research Director
Elizabeth is a project leader with significant expertise in behavioral heath, quality metrics, and Medicaid.

Elizabeth brings eight years of experience in public health programs, evaluation, and quality improvement. Her expertise includes behavioral health (eight years), developing and analyzing surveys and metrics (seven years), and working with claims data (five years). 

She is co-Project Manager for the Medicaid Financial Oversight Analysis project and is leading the 50-state environmental scan for the EPSDT project. She has served as a task Lead on the CMS Office of Minority Health contract and is a State Liaison/Liaison between the Data Acquisition and Data Processing teams for HCUP. 

Previously, she managed Connecticut’s development, quality assurance, and audit of behavioral health HEDIS and CMS Core measures. She also led the Analytics and Reporting for Connecticut’s SUPPORT Act Section 1003 project, using mixed methods to assess the Substance Use Disorder treatment system in Connecticut and develop recommendations for system transformation.



University of Florida


Northeastern University


Northeastern University


University of Connecticut

Project Contributions

Healthcare Cost and Utilization Project (HCUP)

The nation’s most comprehensive source of hospital care data


Agency for Healthcare Research and Quality

Medicaid Financial Oversight Analysis

Improving the financial integrity of Medicaid and the Children’s Health Insurance Program


Centers for Medicare & Medicaid Services (CMS)