The big business of health savings accounts
Republicans view health savings accounts — mechanisms for people to set aside untaxed money to pay for medical expenses — as a crucial part of pushing people to have "skin in the game" and pay for their own health care.
A plethora of HSA providers exist, many of which are run through banks or credit unions. UnitedHealth Group, the largest health insurer in the company, has its own HSA affiliate called Optum Bank. A glance at one of the biggest standalone HSA companies, HealthEquity, shows there's a lot of money to be made at running the relatively low-maintenance accounts.