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 59deeffb-0871-4e8a-b882-5ce6b2b370a4-144
This code system http://hl7.org/fhir/comparison/CodeSystem/59deeffb-0871-4e8a-b882-5ce6b2b370a4-144 defines codes, but no codes are represented here