Ver. 14-17. We had this piece of history with some addition in Matthew 9:9-13, where he was called Matthew: Mark and Luke both call him Levi: it was ordinary with the Jews to have two names. See Poole on "Matthew 9:9".
Related Commentaries of Mark 2:14
Mark 2:14
14 And as he passed by, he saw Levi the son of Alphaeus sitting at the receipt of custom, and said unto him,Follow me. And he arose and followed him.