Regrettably, covid-19 among hospital staff is common even after all the precautions with masks, shields and other personal protective equipment. Studies show that front-line health-care workers in the United States have a covid-positive rate that is four times greater than the general population.

Patients are getting infected with covid-19 in the hospital. It happened to one of mine and killed him. — https://www.washingtonpost.com/health/acquiring-covid-19-in-the-hospital/2020/12/31/8cac8b82-3a50-11eb-9276-ae0ca72729be_story.html

Tracking Covid mortality in healthcare workers is imprecise for a number of reasons. Any estimates are likely to be lower than the true number.

More than 2,900 US healthcare workers have died in the Covid-19 pandemic since March, a far higher number than that reported by the government, according to a new analysis by the Guardian and KHN.

Guardian/KHN find nearly 3,000 US health workers died of Covid — https://www.theguardian.com/us-news/2020/dec/23/us-healthcare-worker-deaths-covid-19-pandemic