Methods and devices for providing computerized adjustment to therapy parameters using real time and retrospective data processing is provided. Embodiments include receiving a respective data set from an infusion device and an analyte monitoring device for a predetermined time duration, user notification and reminder of the predetermined time duration, time synchronizing the received respective data set, detecting one or more marked data from the one or more respective data set received, establishing one or more filtering criteria to filter of retrospective or historical data based on certain condition, performing automated data analysis based on the detected one or more marked data or the data achieving certain predetermined condition to generate a modification to a therapy profile, generating and modifying rules for profile modification, and providing the generated modification to the therapy profile for reporting and transmission.