This is the ValueSet that contains all the codes in Adjudication Reason Codes (http://hl7.org/fhir/ValueSet/adjudication-reason) and Adjudication Reason (https://nrces.in/ndhm/fhir/r4/ValueSet/ndhm-adjudication-reason). E.g. what you have to deal with if you get resources containing codes in either of them