Gay made three of four field-goal attempts in Saturday's 23-19 loss to the Texans.
Gay made his lone field-goal try and his sole extra-point attempt during Sunday's 29-10 loss to the Falcons.
Gay (hip) doesn't have an injury designation for Sunday's game against the Falcons.
Gay (hip) was a limited participant in Thursday's practice.
Gay (hip) was listed as a non-participant on the Colts' practice estimate Wednesday.
Gay converted three of his five field-goal attempts and made all three extra-point tries in Saturday's 30-13 win over the Steelers.
Gay missed his only field goal and extra-point attempt in Sunday's 34-14 loss to the Bengals.
Gay converted all of his four field-goal attempts and his only extra-point try in Sunday's 31-28 overtime win at Tennessee.
Gay made two of three field goal attempts and all three extra-point tries in Sunday's 27-20 win over the Buccaneers.
Gay connected on his only extra-point attempt and made one of his two field-goal tries in the Colts' 10-6 win over the Patriots on Sunday.