This Perl Sample Source Code is athenahealth's More Disruption Please API samples. The libraries are used to help facilitate access to the API. Each package has a naive implementation of using the API, as well as a library and a testing script to use that library.
Transparency Market Research has issued a prediction that the healthcare API market will reach $243 million by the year 2024. However, it also said the size of the same market was $162M in 2015 (after the first decade of the API economy) which means only 50% decade over decade growth.
Today, third party developers are using EHR management APIs to meet the unique needs of customers. They are using rapid application development techniques to create custom client applications that leverage the power of these APIs. drchrono is becoming the API of choice for many of these developers.