Veracyte is a publicly held, advanced diagnostics laboratory based in the SF area. It has annual sales of about $65M and a market cap of about $275M. In their current investor decks, they show the adoption curve of the Veracyte AFIRMA test with US payers (click to enlarge):
It's none too different in terms of pace and progress from a chart published in 2010 by Health Advances documenting the payer adoption curve of the Genomic Health Oncotype DX [Breast] test:
Both charts run 6 years, Oncotype from 2004 to 2010, Veracyte AFIRMA from 2011-2017.