When Johann Georg Heine left Würzburg and his family in 1829 to settle in the Netherlands it must have been shocking for his son Joseph. When Johann Georg wanted him to take over a hospital in Brussels he rejected the offer and rather completed his medical education in other European cities. He was greatly concerned when he learned about his father's efforts in branches of medicine he was not qualified for.
When Johann Georg Heine departed Würzburg with his family in 1829 to settle in the Netherlands it must have been a tremendous blow for his son Joseph. When Johann Georg sought him out to lead a hospital in Brussels, he turned down the offer and instead pursued additional medical training in other European cities. This decision filled Johann Georg with worry when he learned about his father's involvement in areas of medicine beyond his expertise.