Yes, American certified Physician Assistants may work in Canada. American PAs who have successfully completed an accredited American Physician Assistant Program, and challenged and passed the NCCPA’s Certification Exam are able to practice in Canada. They do not need to complete PA school in Canada to practice.
Many PA employers now require or prefer certified American PAs to write the Canadian Entry to Practice Examination and to be a registered CCPA.
How do I become a Certified Physician Assistant? [From CAPA website]