Posted just yesterday on TechCrunch, a leading technology media property:

Healthcare is not a transaction business; it is a relationship business.  One cannot “get healthy” with a one-time, immediate transaction. Instead, positive health outcomes are achieved over a long time period through a treatment plan developed in conjunction with a trained physician with whom a patient has a strong relationship.

Read more, here:
https://techcrunch.com/2016/06/11/why-there-will-never-be-an-uber-for-healthcare/