Felicio signed a one-year deal with the German team Ratiopharm Ulm, Christos Tsaltas reports.
Felicio (illness) isn't on the injury report ahead of Monday's game against the 76ers.
Felicio will not play in Saturday's matchup with the Hawks due to an illness.
Felicio (coach's decision) didn't appear in Monday's loss to Memphis.
Felicio is averaging a career-low in minutes (5.7), points (1.6) and rebounds (1.7) this season.
Felicio didn't appear in Monday's overtime win over Indiana.
Felicio finished with 12 points (5-6 FG, 2-2 FT), 10 rebounds and one assist in 22 minutes off the bench Wednesday in the Bulls' 117-110 win over the Timberwolves.
Felicio has logged double-digit minutes in each of the Bulls' last three contests.
Felicio will rejoin the Bulls for Saturday's game against Boston.
Felicio (illness) has been sent to the G League ahead of Friday's contest against the Wisconsin Herd.