Reportable Diseases

School principals are required, under the Health Protection and Promotion Act, R.S.O., 1990, Chapter H7, to report any student that is suspected or confirmed to be ill with a reportable disease to the Medical Officer of Health.

Download the Reportable Disease List (PDF, 1 page, 479 KB).

How to report a reportable disease

Call the Reportable Disease and Outbreak Reporting Line at 1-800-265-7293 ext. 4752. After business hours, on weekends and on statutory holidays, call 1-877-884-8653.

When reporting, include the following details:

  • Student’s name
  • Date of birth
  • Disease (specify if suspect or confirmed)
  • Address
  • Telephone number
  • Physician‘s name (if known)
  • Name of person reporting, school and contact information 

Our role includes:

  • Investigating reports and managing diseases when they do happen
  • Making recommendations to healthcare providers on managing cases (people who get sick) and contacts of certain “reportable” diseases
  • Offering immunization and recommendations on preventative medication for case contacts (people in contact with those who are sick)
  • Providing guidelines for how long sick students and staff should be kept home from school or work
  • Providing Advisory letters to the school for distribution to students and/or staff as directed by Public Health 

Chickenpox reporting

Chickenpox is a disease you must report to Public Health. Use the Chickenpox Monthly Case Report form (PDF, 1 page, 130 KB) to report total number of chickenpox cases monthly and fax it to the Reportable Disease Fax Line at 1-855-934-5463.