Articles by Industry Expert

The Longitudinal Identity of a CCD

By Keith Boone – This question comes up from time to time. For a given patient, how is there a unique identifier which uniquely identifies the CCD for the patient as it evolves over time. The answer is no, but to understand that, we need to talk a little bit about identifiers in CDA and how they were intended to be used.








A Cautionary Tale for Healthcare

By John Halamka MD – During my CIO career, I’ve worked on a few Harvard Business School case studies and I’ve had the “joy” of presenting my failures to Harvard Business school students for over a decade.