Approximately 1,650 auditors, investigators, and evaluators, supplemented by staff with expertise in law, technology, cybersecurity, data analytics, statistics, medicine, economics, health policy, and management and administration.

Based on Federal Employee Viewpoint Survey scores, OIG has been ranked the best place to work (number 1) in HHS for 5 consecutive years by the Partnership for Public Service.

OIG work includes: advanced data analytics and modeling; criminal, civil, and administrative investigations; compliance guidance and education; technical expertise on program integrity issues; cyber security oversight.

OIG uses data analytics and risk assessments to identify emerging issues and target high-risk areas to ensure the best use of audit resources.

OCIG also provides enforcement and compliance measures, working with DOJ on False Claims Act cases and independently on OIG administrative civil monetary penalty and exclusion actions.