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Mary Denigan-Macauley

Director, Health Care

Areas of Expertise:

  • Public health (e.g., CDC, FDA, and opioid issues)
  • Private health care markets

Mary is a Director in GAO’s Health Care team. She oversees a portfolio of audits on public health issues, including COVID-19.

Mary joined GAO in 2001, managing a diverse portfolio related to science and animal health for GAO’s Natural Resource and Environment team. This work covered cross-cutting topics such as foreign animal diseases, antibiotic resistance, food safety, and emergency preparedness. Prior to joining GAO, Mary taught various courses in public policy and public affairs at Sam Houston State University, Troy University, and the Georgian Institute of Public Affairs.

Mary earned a doctoral degree in public administration from Arizona State University, a master’s degree from the University of Arizona, and a bachelor’s degree from the University of Delaware.


Mpox Response Highlights the Risks of Repeating Past Mistakes
Public Health Preparedness--Building and Maintaining Infrastructure Beyond the COVID-19 Pandemic
Planning for the Next Public Health Emergency and Medical Countermeasure Development
Efforts to Promote Pediatric Cancer Research