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 20810dd7-d0cf-4c6a-9a93-ba40b400b927-410
This code system http://hl7.org/fhir/comparison/CodeSystem/20810dd7-d0cf-4c6a-9a93-ba40b400b927-410 defines codes, but no codes are represented here