This code system http://hl7.org/fhir/contactentity-type defines the following codes:

CodeDisplayDefinition
BILLBillingContact details for information regarding to billing/general finance enquiries.
ADMINAdministrativeContact details for administrative enquiries.
HRHuman ResourceContact details for issues related to Human Resources, such as staff matters, OH&S etc.
PAYORPayorContact details for dealing with issues related to insurance claims/adjudication/payment.
PATINFPatientGeneric information contact for patients.
PRESSPressDedicated contact point for matters relating to press enquiries.