When the Patient Identifier Cross-reference Manager receives the ADT^A40 message type of the Patient Identity Feed transaction, it shall cross-reference the patient identifiers provided in the PID-3 and MRG-1 fields of the message by replacing any references it is maintaining internally to the patient ID provided in the MRG-1 field by the patient ID included in the PID-3 field.
48
3.8.4.2.3
VALIDATED
true