The Sopranos Wiki

Jimmy Altieri's mother is an unseen character who is mentioned in the season 1 episode "Boca", when Jimmy meets Tony and Larry at Green Grove. They are talking about checking their mothers in so they can hide their illicit goods in there without suspicion. Larry asks Jimmy if he got his mother settled in already, to which Jimmy responds that he isn't sure they're gonna accept her and that they want to see his financial statement again.