Event /Message ID FINAL

In FHIR, this is the MessageHeader.event.code. Both the system and code will be conveyed in the message instance. The Message Header.event code will identify the transaction type being processed. The list of transaction codes and mappings to CPHA follow:

Event Codes used in FHIR Messages


FHIR Request Event Code CPHA Trxn Code Description Response
01 01 Claim Request for Dispense transaction with one (1) pay provider claim or pay cardholder claim for a dispense 51
02 NEW - not in CPHA Professional Services transaction with one (1) pay provider or pay cardholder claim 52
11 11 transaction for reversal of either a dispense or professional services claim 61
30 30 Request for Daily Totals 80
31 31,32,33 Request for Adjudication Details 81



FHIR Response Event Code CPHA Trxn Code Description
52 New - not in CPHA Response to a pay provider or pay cardholder claim for a professional services claim.
51 51 and 54 Response to a pay provider or pay cardholder claim (formerly CPHA 54) for a dispense
61 61 and 64 Reversal Transaction Response to request for reversal of a pay provider claim or a pay cardholder claim (formerly CPHA 64) which was adjudicated
80 80 Response to a transaction requesting the accumulated totals for a specified adjudication date
81 81,82,83 Response Adjudication Details



Deprecated CPHA3 codes

CPHA Transaction Code Description Notes
57 Response to a pay provider claim for batch adjudication No requirement
04 Transaction with one (1) pay cardholder claim FHIR - use 01 with payee indicator
54 Response to one (1) pay cardholder claim. FHIR use 51
67 Response to request for reversal of a pay provider claim that has been captured for batch processing. Deprecated, no requirement in FHIR
64 Response to a request for a reversal of a pay cardholder claim FHIR use 61
32 Transaction requesting a detailed record of reversals, for up to 14 consecutive reversals, of claims processed on a specified adjudication date (for Carrier ID and Group # if indicated). Included in 31
33 Transaction requesting a detailed record of reversals, for up to 14 consecutive reversals, for claims processed prior to the adjudication date specified in this request (for Carrier ID and Group # if indicated). Included in 31
82 Response to a request for a detailed record of reversals of same date claims included in 81
83 Response to a request for a detailed record of prior date claims included in 81