Flood sent Worcester counterpart Andy Goode's head towards the ground in Leicester's 19-14 English Premiership win on Friday.
"Flood's case will be heard on Tuesday 8 January," a Rugby Football Union statement said.
The number 10 could face a substantial ban if found guilty. England's Six Nations opener at home to Scotland takes place on Feb. 2.
(Writing by Mark Meadows, editing by Stephen Wood)