Wills is considered the No. 62 player in Pennsylvania and joins a deep group of run-on players in Happy Valley.
The hospital is currently treating 60 coronavirus-positive inpatients aged between 29 and 100 years old.
Between December 19 and 25, the department administered 319 tests, resulting in one new positive.
Penn State will open its season on Friday, January 22 with a two-game series at Michigan.
Toney is the third Nittany Lion to declare for the draft so far this cycle.
Dixon is the second player to join the Nittany Lions through the transfer portal this month.