Display Screen or Portion Thereof with Graphical User Interface for Operation of a Medication Delivery Device

FIG. 1 shows a front view of a display screen or portion thereof showing a first image in a sequence for graphical user interface for operation of a medication delivery device showing the new design; FIG. 2 is a second image thereof; FIG. 3 is a third image thereof; FIG. 4 is a fourth image thereof; FIG. 5 is a fifth image thereof; FIG. 6 is a sixth image thereof; FIG. 7 is a seventh image thereof; FIG. 8 is an eighth image thereof; FIG. 9 is a ninth image thereof; and, FIG. 10 is a tenth image thereof. The subject matter in this patent includes a process or period in which an image changes into another image. This process or period forms no part of the claimed design. The outermost broken lines showing a display screen or portion thereof form no part of the claimed design. The other broken lines in the figures show portions of the graphical user interface that form no part of the claimed design.