Physicians are required by law to report certain illnesses or infections to their local public health agency. Some diseases considered to be of "urgent health importance" must be reported immediately by telephone.

To report a communicable disease call the 24/7 Public Health Department phone line at 715-726-7900.

The following diseases are of urgent public health importance. They shall be reported IMMEDIATELY by telephone or fax to the county health department upon identification of a case or suspected case:

CATEGORY I
  • Anthrax
  • Botulism
  • Cholera
  • Diphtheria
  • Foodborne/Waterborne Outbreaks
  • Haemophilus influenza invasive disease
  • Hantavirus Infection
  • Hepatitis A
  • Measles
  • Meningococcal disease
  • Middle Eastern Respiratory Syndrome-associated Coronavirus (MERS-CoV)
  • Mpox
  • Outbreaks, food or waterborne Outbreaks, suspected of other acute or occupationally-related disease
  • Pertussis (whooping cough)
  • Plague
  • Poliovirus infection
  • Primary Amebic Meningoencephalitis
  • Rabies (human)
  • Ricin toxin
  • Rubella
  • Severe Acute Respiratory Syndrome (SARS)
  • Smallpox
  • Tuberculosis
  • Viral Hemorrhagic Fever
  • Yellow fever

 

The following diseases shall be reported electronically through the Wisconsin Electronic Disease Surveillance System (WEDSS), by mail or fax within 72 hours of the recognition of a case or suspected case:

CATEGORY II
  • Anaplasmosis
  • Arboviral disease
  • Babesiosis
  • Blastomycosis
  • Borreliosis
  • Brucellosis
  • Campylobacteriosis
  • Candida auris
  • Carbapenemase-producing carbapenem-resistant Acinetobacter (CP-CRAB)
  • Carbapenemase-producing carbapenem-resistant Pseudomonas aeruginosa CP-CRPA)
  • Carbapenemase-producing carbapenem-resistant Enterobacerales (CP-CRE)
  • Chancroid
  • Chlamydia trachomatis infection
  • Coccidioidomycosis
  • COVID-19 associated hospitalization
  • COVID-19 associated pediatric death
  • Cryptosporidiosis
  • Cyclosporiasis
  • E. coli
  • Ehrlichiosis
  • Environmental and occupational lung diseases:
  • Asbestosis
  • Silicosis
  • Chemical pneumonitis
  • Occupational lung diseases caused by bio-dusts and bio-aerosols
  • Free-living amebae infection
  • Giardiasis
  • Gonorrhea
  • Hemolytic uremic syndrome
  • Hepatitis B
  • Hepatitis C
  • Hepatitis D
  • Hepatitis E
  • Histoplasmosis
  • Influenza A virus, novel subtypes
  • Influenza-associated hospitalization
  • Influenza-associated pediatric death
  • Kawasaki disease
  • Latent Tuberculosis infection (LTBI)
  • Legionellosis
  • Leprosy (Hansen disease)
  • Leptospirosis
  • Listeriosis
  • Lyme disease
  • Lymphocytic Choriomeningitis Virus infection
  • Malaria
  • Meningitis, bacterial
  • Mumps
  • Mycobacterial disease-non TB
  • Pelvic inflammatory disease
  • Psittacosis
  • Q Fever
  • Rheumatic Fever
  • Rickettsiosis
  • Rocky Mountain spotted fever
  • RSV-associated hospitalization
  • RSV-associated pediatric death
  • Salmonellosis
  • Shigellosis
  • Streptococcal disease- A or B invasive
  • Streptococcus pneumoniae invasive disease
  • Syphilis
  • Tetanus
  • Toxic Shock Syndrome
  • Toxic substance related diseases:
  • Blue-green algae (Cyanobacteria) and Cyanotoxin poisoning
  • Carbon monoxide poisoning
  • Infant methemoglobinemia
  • Lead poisoning in Children and adults
  • Metal poisonings other than lead
  • Pesticide poisonings
  • Toxoplasmosis
  • Transmissible spongiform encephalopathy
  • Trichinosis
  • Tularemia
  • Typhoid fever
  • Vancomycin-intermediate Staphylococcus aureus
  • Vancomycin-resistant Staphylococcus aureus
  • Varicella (chickenpox)
  • Vibriosis
  • Yersiniosis
  • Zika virus infection