Discharge Abstract Database (DAD)

PHIPA Role
Prescribed Entity (PE)
Statement of Purpose
The purpose of this dataset is to collect summary diagnostic and treatment information about patients who have received health care services as an inpatient (including acute care, chronic care and rehabilitation care) in Ontario hospitals.
Need for Personal Health Information
PHI is required to track hospitalized inpatients.
Data Types
Demographic, Health Services
Data Provider

Last Updated: July 03, 2025