Most Popular in the Last...

Home

David McCallie

See the following -

Solving the Provider Directory Problem for the Country

By John D. Halamka, MD | September 13, 2015

In many previous posts, I’ve written about the importance of enabling infrastructure to accelerate interoperability. The standards are not the rate limiting step, but the lack of a provider directory, patient identifier, and consent registry are. David McCallie of Cerner has solved the provider directory problem of the country. He downloaded the NPPES national provider database. He created a FHIR-based Application Program Interface to the database by writing 300 lines of Python code and put it live on Amazon Web Services (for $15/month). You can try it yourself here...

Read More »

Standards Alone are not the Answer for Interoperability

By John D. Halamka, MD | June 13, 2015

Today I have the honor of presenting a guest blog by David McCallie MD, SVP Medical Informatics, Cerner. He summarizes the collective feeling of the industry about the trajectory of interoperability..."I have been honored to have served on the HIT Standards Committee from its beginning in 2009. As I reach my term limits, I have reflected on what we have all learned over the past six years of helping to define the standards for the certified EHR technology that lies behind the Meaningful Use program...

Read More »