International Health Economics Association - iHEA
The iHEA was formed to increase communication among health economists, foster a higher standard of debate in the application of economics to health and health care systems, and assist young researchers at the start of their careers.
The resources section has webinars, membership resources, health econ training programs, teaching resources and other useful links.
Non-government organization, Canada
More details:- https://www.healtheconomics.org/