This data is available through Agency for Healthcare Research & Quality HCUP project. Getting access to it is straightforward if you are affiliated with a teach

This data is available through Agency for Healthcare Research & Quality HCUP project. Getting access to it is straightforward if you are affiliated with a teaching hospital and/or a university. There might even be some researcher at your institute who already has access to it. Getting access to it as a private entity (E.g. a startup) is more challenging and often requires a stricter review.