This is the CodeSystem that contains codes in both ChargeItemCode (http://terminology.hl7.org/CodeSystem/chargeitem-billingcodes) and ChargeItemCode (http://terminology.hl7.org/CodeSystem/chargeitem-billingcodes).
Generated Narrative: CodeSystem 0dec4686-57e5-4818-b054-7867bc94809d-144
This code system http://hl7.org/fhir/comparison/CodeSystem/0dec4686-57e5-4818-b054-7867bc94809d-144 defines codes, but no codes are represented here