ARFID is Avoidant/Restrictive Food Intake Disorder and is treatable.
There are numerous resources for eating disorder treatment in the Philadelphia region.
There are multiple higher level care options in the Philadelphia region for children ages 12 and under.
There are many more intense treatment options for teenagers in the Phliadelphia area.
Here is a list of websites and consultants that can help place your family member in a therapeutic setting.
There are many intensive outpatient and inpatient options for adults in the region.