Of the top 50 largest cities in the U.S., these 10 cities have the highest ASC market share, according to Franklin Trust Ratings' Disruption in the Surgical Care marketplace report.
1. Phoenix: 72 percent
2. San Jose: 69 percent
3. Dallas: 55 percent
4. Philadelphia: 51 percent
5. Los Angeles: 50 percent
6. San Diego: 48 percent
7. Houston: 46 percent
8. San Antonio: 41 percent
9. New York: 40 percent
10. Chicago: 11 percent