This is the CodeSystem that contains all the codes in MedCom Message Codes (urn:oid:1.2.208.184.100.1) and MedCom Message Codes (urn:oid:1.2.208.184.100.1). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 9d1640e8-0182-4568-9f87-45a8cd86399a-431
This code system http://hl7.org/fhir/comparison/CodeSystem/9d1640e8-0182-4568-9f87-45a8cd86399a-431 defines codes, but no codes are represented here