IHE ITI Patient Identifier Cross-referencing for mobile (PIXm) - Consumer (client)

The [Patient Identifier Cross-reference Consumer Actor](volume-1.html#141112-patient-identifier-cross-reference-consumer) CapabililtyStatement expresses the requirements that can be utilized while being compliant. - using FHIR R4 - using json or xml encoding - [ITI-83](ITI-83.html) the $ihe-pix operation - should use a security framework. Recommend [ATNA](https://profiles.ihe.net/ITI/TF/Volume1/ch-9.html), encouraged [IHE-IUA](https://profiles.ihe.net/ITI/IUA/index.html) or [SMART-app-launch](http://www.hl7.org/fhir/smart-app-launch/)