This is the ValueSet that contains all the codes in Prior Authorization value categories (http://hl7.org/fhir/us/davinci-pdex/ValueSet/PriorAuthorizationAmounts) and Prior Authorization value categories (http://hl7.org/fhir/us/davinci-pdex/ValueSet/PriorAuthorizationAmounts). E.g. what you have to deal with if you get resources containing codes in either of them