Division of Public Health, Bureau of Communicable Diseases (BCD)

BCD is responsible for the prevention and control of communicable diseases in Wisconsin. The Bureau provides surveillance and epidemiological follow-up of more than 70 reportable communicable diseases. It is also responsible for monitoring scientific advances in the field of communicable disease prevention and control research, and for incorporating those that are appropriate into public health practice.

1 W. Wilson St., Room 272
Madison, WI 53701

The bureau responsibilities are allocated to the following sections:

Communicable Diseases Epidemiology - responsible for maintaining and improving the surveillance system for communicable diseases. The section has specific responsibility for the epidemiologic investigation and response to tuberculosis, food/water/vector borne diseases, zoonotic diseases, suspected communicable disease outbreaks, and emerging and re-emerging diseases. It also provides infection control consultation to the health care provider community and technical assistance on health risks and health care needs of refugees and other populations arriving in the United States.

HIV - which coordinates the state's public health response to the AIDS/HIV epidemic including surveillance and epidemiologic investigation; HIV testing and referral, partner services, education and risk reduction activities; case management and Ryan White funded care services; and AIDS drug assistance and health insurance premium subsidy programs. It is also responsible for Adult Hepatitis prevention and control.

Immunization - responsible for preventing those communicable diseases for which immunizations are available. The program provides vaccines and technical assistance to health care providers, conducts surveillance and investigation of vaccine preventable diseases, operates the Wisconsin Immunization Registry designed to keep track of immunization histories for Wisconsin citizens, and conducts educational activities to encourage prompt and complete immunization. The section implements the state law that requires certain immunizations for children entering day care centers and schools. It is also responsible for Wisconsin's use of the National Pharmaceutical Stockpile and conduct of mass immunization/prophylaxis in the event of an emergency.

Sexually Transmitted Diseases - responsible for prevention and control of five reportable sexually transmitted diseases; coordinates the state's public health response to the STD epidemic including reporting, surveillance, epidemiologic interviewing and investigation, screening, testing, treatment, partner referral and partner services. The five reportable sexually transmitted diseases are chancroid, Chlamydia trachomatis infection, gonorrhea, sexually transmitted pelvic inflammatory disease, and syphilis. Statewide educational efforts are provided to reduce risky sexual behavior and the risk of infection, and re-infection with sexually transmitted diseases. Section staff provide consultation and technical assistance to local health departments and private health care providers on testing, diagnosis, treatment, and epidemiologic interviewing and investigation of patients, sex partners, and other at-risk individuals infected with or exposed to sexually transmitted diseases.

Wisconsin Communicable Diseases 2017 Annual Report

Disease cases included in this report occurred during January 1–December 31, 2017.
Included in this report are disease summaries, trends, as well as outbreak highlights from 2017. We hope this report can serve as a helpful resource when evaluating the burden of communicable diseases in Wisconsin.

Wisconsin Communicable Diseases 2016 Annual Report

2017 Communicable Disease Report2017 Communicable Diseases Report




Bureau of Communicable Diseases Update Webinar Series Archive

The archived communicable disease webinars have moved! Please visit the new Communicable Disease Webinar Archives webpage for a listing of previous webinars organized alphabetically by topic.


The Bureau maintains a close working relationship with local health departments, tribes, health care providers, a wide variety of community-based direct service agencies, as well as with other state and federal agencies, including Wisconsin State Laboratory of Hygiene, Wisconsin Department of Agriculture, Trade and Consumer Protection, Wisconsin Department of Military Affairs, Wisconsin Department of Natural Resources, Wisconsin Department of Public Instruction, Wisconsin Department of Corrections, Wisconsin Office of Justice Assistance, US Centers for Disease Control and Prevention, US Department of Agriculture, US Food and Drug Administration, and the US Health Resources and Service Administration.

Last Revised: January 12, 2021