Glossary of PIO Terms

Active Physician Registry Listing of Physicians in active practice compiled annually by OPHRDC.
Active Practice Physician is licenced to practice, and is practicing, in Ontario for a significant portion of the calendar year.
Age Range Physicians are assigned to an age range based on the distance from their year of birth.
Census Date PIO census date is December 31 of the year in question.
Census SubDivision Assigned by Statistics Canada, this is roughly equivalent, although not the same, as the geopolitical category of municipality.
County Equivalent to Statistics Canada Census Division, these are often now called Regional Municipalities. Toronto is now a Region, a Census Subdivision and a County.
LHIN Local Health Integration Network – Health Planning Region of the Ontario Ministry of Health and Long-Term Care.
Location of Practice Location based on postal code of physicians primary practice address in conjunction with a Geographic Information System when necessary.
OPHRDC Ontario Physician Human Resources Data Centre.
Physician Medical doctor licenced to practice in the Province of Ontario.
PIO Physicians In Ontario – Name of the OPHRDC annual report on active physicians in Ontario.
Specialty Primary practice specialty using nomenclature of the Royal College of Physicians and Surgeons of Canada.
Year Calendar year.