This is the CodeSystem that contains all the codes in Medical Management Type (http://terminology.hl7.org/CodeSystem/medical-management-type) and Medical Management Type (http://terminology.hl7.org/CodeSystem/medical-management-type). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 0dec4686-57e5-4818-b054-7867bc94809d-578
This code system http://hl7.org/fhir/comparison/CodeSystem/0dec4686-57e5-4818-b054-7867bc94809d-578 defines codes, but no codes are represented here