1. A computer-implemented surgical planning method, comprising: prior to surgical insertion of a stimulation apparatus into a patient: obtaining, by a computer processor, user-input of at least one of a medical indication of a patient and a medical therapeutic goal for the patient; based on the obtained user-input, searching, by the processor, a database of stimulation volumes associated with the at least one of the medical indication and the therapeutic goal; based on a result of the searching, automatically selecting, by the processor, a target stimulation region for the patient; and displaying, by the processor and relative to a patient-specific anatomical model, a representation of target stimulation region for stimulation by the stimulation apparatus.