A medical information processing apparatus which processes structured information including a plurality of pieces of information obtained by classifying information about an imaging diagnosis and relation information indicating the relationships between the pieces of information includes an instruction unit configured to instruct pasting of the structured information, a decision unit configured to decide the layout direction of paste information in accordance with an instruction from the instruction unit, and a generating unit configured to generate paste data obtained by laying out the paste information in accordance with the layout direction, contents of the paste information, and the relation information.