Yes, a lot of physician work involves diagnoses; but it also involves getting one’s hand dirty. Hospitals are the peak of shop and factory work.
My wife, who worked as an RN in the OR is far handier with shop tools than I am as it’s time-sensitive physical labor!
Meanwhile the jobs program are all of the white collar variety; jobs that purport to support our healthcare workers includes 100% of the health insurance companies and programs.
Thanks to a generational messaging since the 1980s and 1990s, we white collar workers have wormed our way into all aspects of industry.