For your enjoyment and edification, please see the thoughtful commentary in Government Health IT by Mark Byers, CEO, President & Co-Founder, DSS, Inc., on acheiving enterprise level Health IT interoperability.
Please see Joseph Conn's interesting post on the future of the iEHR (Integrated Electronic Health Record), in his "IT Everything" blog in ModernHealthcare.com.
In light of the recent decision to modify the acquisition strategy for the DOD/VA iEHR, Mr. Conn reviews the history of how we have arrived at this point, and his suggestions on how we should proceed going forward.
"Defense Secretary Leon Panetta and Veterans Affairs Secretary Eric Shinseki announced late Tuesday they would forgo plans to build a new health records system to be used jointly by the departments and instead pursue less expensive technologies to make their respective systems more interoperable. ....."
In getting a note together on MOCHA, the VA's FDB interface, I think I see Cache classes. PSSHTTP.m is the file that posts XML to a VA server that sits between the Pharmacy Package in VistA and FDB's servers. Here's a line ...
SET PSS("result")=##class(gov.va.med.pre.ws.XMLHandler).getHandleToXmlDoc(PSS ("restObject").HttpResponse.Data, .DOCHAND)