Soft lump above belly button. can't see or feel it when laying down. can see and feel it when standing and can push it in.any idea what this could be?

Hernia: Possible umbilical/ peri-umbilical hernia from your description. May stay the same or may enlarge over time, and may pose a risk for bowel problems if tissue becomes caught in it. Should be examined.and discuss options with abdominal surgeon.

Hernia?: Seems likely to be an umbilical hernia. Usually these are benign. (Don't cause serious problems) Suggest you see a surgeon to evaluate, but seek a second opinion if surgery suggested. Don't worry too much. Be well!