Can health insurance companies charge the unvaccinated higher premiums? What about life insurers? 5 questions answered

The current COVID-19 wave in the U.S. is mostly affecting unvaccinated Americans, who represent more than 95% of current cases of hospitalization and death. Given the average cost of a COVID-19 hospitalization in 2020 ran about US$42,200 per patient, will the unvaccinated be asked to bear more of the cost of treatment, in terms of insurance, as well?