Adil Rami is ready for his Serie A debut and Robinho also returns for Milan-Atalanta.
It kicks off on Monday at 14.00 GMT, click here for a match preview .
Rami joined the Rossoneri on loan from Valencia in October, but is only now able to play with the opening of the January transfer window.
The French defender has been given shirt number 13 and is expected to start at San Siro tomorrow afternoon.
Another new signing, Keisuke Honda, is not in the squad as he only arrived in Italy last night and had his first training session today.
Robinho, Philippe Mexes and Matias Silvestre have shaken off injuries, while Riccardo Montolivo returns from suspension.
Sulley Ali Muntari sits out a ban following his red card in the Milan Derby.
Still out of action for Massimiliano Allegri’s side are Stephan El Shaarawy, Ignazio Abate, Valter Birsa and Kevin Constant.
Fuelling reports he is to be loaned out this month, young goalkeeper Gabriel is not called up.
Milan squad for Atalanta: Abbiati, Amelia, Coppola, Bonera, De Sciglio, Mexes, Rami, Silvestre, Zaccardo, Zapata, Cristante, Emanuelson, De Jong, Kaka, Montolivo, Nocerino, Poli, Saponara, Balotelli, Matri, Pazzini, Robinho
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