Luck met with an independent neurologist Friday. He suffered the concussion against Tennessee on Nov. 20.
The Colts trail the Houston Texans by a game in the AFC South. They'll face the Jets without linebacker Robert Mathis (bicep), cornerback Patrick Robinson (groin) and safety Clayton Geathers (concussion/neck), who have all been ruled out for the game.
Receiver T.Y. Hilton (back) is questionable, but he said earlier in the week that he expects to play.