Gilliam went without a carry or target while playing three of the Bills' 60 snaps on offense in Sunday's 44-42 loss to the Rams.
Gilliam (hip) was a full participant in Wednesday's practice.
Gilliam (hip) is inactive for Sunday's game against the Colts.
Gilliam (hip) was a limited participant at practice Wednesday.
Head coach Sean McDermott told reporters Friday that Gilliam (hip) won't play in Sunday's matchup against the Dolphins, Alaina Getzenberg of ESPN.com reports.
Gilliam played all 26 of his snaps on special teams in Sunday's 34-10 win over the Titans.
Gilliam played seven of the Bills' 64 snaps on offense and went without a carry or target in the team's 47-10 win over the Jaguars on Monday.
Gilliam played 14 of the Bills' 68 snaps on offense and went without a carry or target in Sunday's 31-10 win over the Cowboys.
Gilliam (ankle) was a full participant during practice Thursday, and he does not carry a game status ahead of Sunday's contest versus Miami.
Gilliam (ankle) was limited during Tuesday's walk-through practice.