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.
Upon leaving Würzburg and his family in 1829, Johann Georg Heine settled in the Netherlands, which must have been a tremendous shock for his son Joseph. When Johann Georg asked him to take over a hospital in Brussels, he refused and instead pursued further medical education in other European cities. This decision caused Johann Georg great anxiety when he discovered his father's involvement in areas of medicine beyond his qualifications.