Minnesota-based UnitedHealth Group Inc. is the focus of an antitrust lawsuit filed on Tuesday by the United States Department of Justice.

The Justice Department is suing to block UnitedHealth Group's $3.3 billion purchase of Amedisys, citing concerns the combination would hinder access to home health and hospice services in the U.S. The antitrust complaint was filed in Maryland federal court Tuesday.

The Justice Department on Tuesday sued to block UnitedHealth Group’s $3.3 billion acquisition of Amedisys, alleging the deal would give the health-industry giant too much power over the market for home health and hospice services.

The Justice Department and three U.S. states filed a lawsuit on Tuesday to block UnitedHealth Group's $3.3 billion purchase of Amedisys Inc over concern the deal would harm competition in the market for home health services,

The U.S. Justice Department and four states sued Tuesday to block UnitedHealth Group’s proposed $3.3 billion acquisition of Amedisys, a Louisiana-based home health company that would further United’s push into the home care and hospice markets.

The U.S. Department of Justice and three U.S. states filed a lawsuit on Tuesday to block UnitedHealth Group’s $3.3 billion acquisition of Amedisys Inc, citing concerns that the deal would reduce competition in the home health services market.