Theresa Cullen, M.D.
Dr. Theresa Cullen is a family physician and clinical informatician who has led numerous large-scale health IT software development and deployment initiatives throughout her time in public service. She began her career with Indian Health Service (IHS) in 1984 as a family practice physician, and from 2006-2011 she served as the Chief Information Officer (CIO) and Director of the Office of Information Technology for IHS. In 2012, she retired from the U.S. Public Health Service with the rank of Rear Admiral and Assistant U.S. Surgeon General. Dr. Cullen went on to work as the Chief Medical Information Officer for the Veterans Health Administration from 2012-2015. She later served as Associate Director of Global Health Informatics at the Regenstrief Institute, where her work focused on the use of technology to meet clinical needs and improve health outcomes in low- and middle-income countries. Dr. Cullen became the Public Health Director of Pima County, Arizona, in May 2020 to help guide the county through the COVID-19 pandemic.