This family needs to be shunned. Is the father a pediatrician in the town? Who would trust him to do what was right or ethical in a medical emergency?
There have already been stories of Jewish patients being denied emergency treatment in ER’s and allowed to die.
Call the cops, call the media. The girl learned this from her father. Publish his name and business info. Drive him out. He is a cancer and he has infected his daughter. Shine a light on this roach.