Someone has to pay for it, and it shows up as increased premiums/deductibles/employer share of premium, but in exchange, we get rid of pre existing condition exclusions, we get in network out of pocket maximums, and older people don’t get hit so hard because younger people have to subsidize their healthcare.
Growth in healthcare costs also slowed in the years after ACA was passed as the various provisions were phased in:
https://www.statista.com/statistics/720767/medical-cost-tren...