The look and feel of your practice tells more about you to a your patients than anything else. Their decision to accept your treatment plan is more often decided in the waiting room not the surgery. Especially when it come to elective procedures, which are often based on emotional factors.
Beyond the feel-good component the practice needs to be laid out in a way that locates spaces in a logical order of use, allowance for privacy and lines of vision. The practical considerations of layout of the ambient light, ceiling tiles, waste drainage needs to addressed and solved in a creative way.
As well, an interior designer can deal with the statutory requirements from council for town planning approval and with the certifier for building approval.