The present invention relates to a device (10) for planning a neuromodulation therapy, whereby the device (10) comprises receiving means (20) to receive brain's default mode network data of a patient (25), template means (30) comprising a template brain's default mode network data (35), normalizing means (40) being configured such that normalized patient brain's default mode network data (45) can be prepared on the basis on the received brain's default mode network data (25) and the template brain's default mode network data (35), storage means (50) comprising a brain's default mode network data base (55) and comparison means (60) configured such that the normalized patient brain's default mode network data (45) and the data contained in the brain's default mode network data base (55) can be compared.