This is the ValueSet that contains all the codes in EPA MedicationStatement Processing Codes (https://gematik.de/fhir/epa-medication/ValueSet/epa-medicationstatement-processing-event-code) and EPA MedicationStatement Processing Codes (https://gematik.de/fhir/epa-medication/ValueSet/epa-medicationstatement-processing-event-code). E.g. what you have to deal with if you get resources containing codes in either of them