From 1987 to 1999, Dr. Chapman worked for the Georgia Division of Public Health and the Georgia Department of Medical Assistance. She spent five years as a local health director for a six-county coastal region and five years at the state Public Health office as the Director for the Center for Health Information. She is a graduate of the National Public Health Leadership Institute sponsored by the Centers for Disease Control and Prevention and the Schools of Public Health. Dr. Chapman served with the Georgia Medicaid agency as an epidemiologist for almost two years investigating quality of care and health access issues for Medicaid recipients.
Since 1999, Dr. Chapman has served as the Director of the Florida Department of Health in Okaloosa County. She has served as an Honorary Commander for the 1st Special Operations Medical Group at Hurlburt Field. In addition, she currently serves as the Title X Medical Director for statewide Family Planning Program within the Division of Community Health Promotion.