"...Ascension’s (Indiana) pricing is roughly 40% higher than the national average..."
https://www.wrtv.com/news/local-news/indianapolis/organization-calls-on-indianapolis-hospital-systems-to-lower-cost-of-healthcare
Rand study:
https://www.rand.org/pubs/research_reports/RRA1144-1.html
Some states (Hawaii, Arkansas, and Washington) had relative prices below 175 percent of Medicare prices, while other states (Florida, West Virginia, and South Carolina) had relative prices that were at or above 310 percent of Medicare prices.