ACHC News Explorer

Several federal agencies are investigating whether the large chain of psychiatric hospitals held patients without medical justification.

Shares of the company, one of the largest chains of for-profit psychiatric hospitals, were down 25 percent at one point.

The F.B.I. is also investigating the large chain of psychiatric hospitals for holding patients longer than what is medically necessary.

Jessica Silver-Greenberg and Katie Thomas spent months looking into a psychiatric hospital chain that held some people against their will for financial reasons, not medical ones.

Acadia Healthcare is holding people against their will to maximize insurance payouts, a Times investigation found.