Vermont is the state with the fewest Medicare-certified ASCs.
Here are the 10 states with the fewest such ASCs — a list that includes the District of Columbia — according to December 2022 data from the Ambulatory Surgery Center Association:
Note: This list contains ties.
1. Vermont: 2
2. District of Columbia: 3
3. West Virginia: 8
4. North Dakota: 13
5. Rhode Island: 14
6. Maine: 15
6. South Dakota: 15
8. Alaska: 18
9. Montana: 20
9. New Mexico: 20
9. Wyoming: 20