Prohibits a health care provider or medical creditor from filing a civil lawsuit to collect medical debt from a patient whose household income is less than or equal to five hundred percent of the Federal Poverty Level. Prohibits a health care provider or medical creditor from engaging in certain debt collection practices. Prohibits a health care provider or medical creditor from selling medical debt. Prohibits a health care provider whose income exceeds a certain threshold from denying non-emergency medically necessary care to patients.