ServicesCommunicable Disease

DeKalb County health care providers and hospitals are required by law (77 Illinois Administrative Code 690) to report any suspected or confirmed cases of selected communicable diseases to the DeKalb County Health Department within a specified numbers of hours or days. Diseases are to be reported either immediately (within 3 hours), within 24 hours, or within 7 days. 

Contact Us

Phone: 815-748-2467
Fax: 815-748-2440

The Health Department is required to conduct surveillance and investigate reports of disease, per Illinois Administrative Code, Rules and Regulations of Communicable Disease Control and Immunization, Title 77 Part 690, revised February 2019.

Click here for the CD Rules and Regulations

All reportable diseases are reported to the CD program.

Complete List of Reportable Diseases

Additional Resources

Head Lice – IDPH
Head Lice – DeKalb County’s Statement Position
Reporting Influenza Illness