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Welcome to OHSN

OHSN is a new voluntary and secure electronic occupational safety and health surveillance system developed by the National Institute for Occupational Safety and Health (NIOSH). It serves as a foundation for monitoring and protecting healthcare workers. For more information, visit our website at

View the CDC Privacy Policy at

Existing users, click the Log On menu item to view your facility/system data.

If you are not yet enrolled in OHSN, click the Enrollment menu item to start the process. The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Road Atlanta, GA 30329-4027, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO