provider/organizations and provider/facilities should have maxOccurs=1 and minOccurs=0 provider/organizations/organization and provider/facility/facilities should have minOccurs=0 and maxOccurs=unbounded
provider/organizations and provider/facilities should have maxOccurs=1 and minOccurs=0
provider/organizations/organization and provider/facility/facilities should have minOccurs=0 and maxOccurs=unbounded