A system for use in filling one or more reservoirs. The system includes a fill station including a fill station base, a fill station cover hingably attached to the fill station base, and a filling aperture attached to the fill station cover, wherein the fill station may be opened to accommodate the one or more reservoirs. The system also includes a vial having an interior volume for containing a fluidic medium, the vial configured to removably attach to the filling aperture, and a plunger located within the vial, the plunger advancable within the vial to reduce the interior volume.