The appointment was publicly announced on February 20, 2026, with the role expected to take effect in early spring 2026.

Reimer brings a public health master’s degree and research experience on sexually transmitted infections and drug-related harms, along with leadership roles including a past presidency at the CMA and senior public health appointments.

Reimer’s background at the University of Manitoba and her ties to population health education are highlighted as part of her qualifications.

The selection is framed within a national health strategy, emphasizing national coordination and policy direction.

Reports from The Canadian Press and CBC summarize the interview-based disclosures and official statements surrounding the appointment.

Reimer stresses proactive countering of misinformation and rebuilding public trust, learning from the pandemic era.

She advocates for Canada to rely on trusted domestic information while maintaining constructive international collaboration, including engagement with U.S. health systems where appropriate.

Her advocacy against misinformation and commitment to equitable healthcare access align with national public health priorities and the CMA’s mission.

Previously, Reimer led immunization efforts in Manitoba and is recognized for expertise in vaccinations, harm reduction, and infectious diseases.

Health Minister Michel announced the appointment via social media.

The news comes eight months after the Public Health Agency position was vacant, signaling a timely leadership transition amid ongoing public health priorities.

Canada has named Dr. Joss Reimer, a veteran Manitoba immunization leader, as the new chief public health officer, with Health Minister Marjorie Michel making the announcement.