## Union of http://hl7.org/fhir/us/davinci-pdex/CodeSystem/PDexIdentifierType and http://hl7.org/fhir/us/davinci-pdex/CodeSystem/PDexIdentifierType

This is the CodeSystem that contains all the codes in PDex Identifier Type (http://hl7.org/fhir/us/davinci-pdex/CodeSystem/PDexIdentifierType) and PDex Identifier Type (http://hl7.org/fhir/us/davinci-pdex/CodeSystem/PDexIdentifierType). E.g. what you have to deal with if you get resources containing codes in either of them

### CodeSystem

Generated Narrative: CodeSystem 8851e9a2-d5b5-4420-9bb8-f6bd1563a581-14

This code system `http://hl7.org/fhir/comparison/CodeSystem/8851e9a2-d5b5-4420-9bb8-f6bd1563a581-14` defines codes, but no codes are represented here

Code | Display | Definition
npi | National Provider Identifier | National Provider Identifier
payerid | Payer ID | Payer ID
naiccode | NAIC Code | NAIC Code
pat | Patient Account Number | Patient Account Number
um | Unique Member ID | Indicates that the patient identifier is a unique member identifier assigned by a payer across all lines of business
uc | Unique Claim ID | Indicates that the claim identifier is that assigned by a payer for a claim received from a provider or subscriber