'
The number of insured that were previously uninsured is much larger than that.

The number is at least 28.7 million and could go higher when adding the millions of people who now qualify for Medicare who didn't before.

Since the Affordable Care Act became law, the price of health care has risen at the slowest rate in 50 years. 

Medicare has paid out nearly $316 billion less through 2013 than it would have had previous trends continued. 

(…not incidentally, ...there is no connection between the ACA and the results of study's findings.)