CCD: Show me the codes!

In my 7/24/2012 post, I observed that exchanging uncoded lab results is the state of the art.

Why worry? SMART is pushing to enable third-party apps on disparate health IT systems, and codes are the glue holding meaning together. Without coded data, apps can’t tell a Hemoglobin A1c measurement from a monocyte percentage!

In the USA we have substantial infrastructure to promote the flow of coded data. So where do things break down?

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