Over the past two years, there have been a flurry of value based frameworks for drug pricing, especially in oncology. For a review from April 2017, see here.
Advamed has set up an elaborate webpage of resources for its Value Initiative for medical devices and diagnostics. The Value Intiative is found here. Special white papers, released in May 2017, are dedicated to medical devices in general (here) and to diagnostics (here). The white papers are co-branded with Deloitte and run 22 and 24 pages, respectively.