DOJ Suing To Block UnitedHealth Unit's $3.3B Amedisys Deal By Al Barbarino The U.S. Department of Justice and four U.S. states filed a lawsuit Tuesday seeking to block UnitedHealth Group's Optum unit from going through with its planned $3.3 billion purchase of Amedisys Inc., arguing the deal will harm competition in the home health and hospice services. Complaint attached | Read full article » | Save to favorites »