General Information

Diphtheria is an acute, toxin-mediated disease that is most often spread by person-to-person contact with infected respiratory secretions.

Information for Providers

This is a Wisconsin Disease Surveillance Category I disease:

  • Report IMMEDIATELY by TELEPHONE to the patient's local public health department upon identification of a confirmed or suspected case. The local health department shall then notify the state epidemiologist immediately of any confirmed or suspected cases. Within 24 hours, submit a case report electronically through the Wisconsin Electronic Surveillance System (WEDSS), by mail or fax using an Acute and Communicable Disease Case Report, F44151 (Word) or by other means.
  • DHS Communicable Disease Reporting
Wisconsin case reporting and public health follow-up guidelines

Contact Information

Wisconsin Local Health DepartmentsRegional officesTribal agencies

Wisconsin Immunization Program staff

Last Revised: October 7, 2021