The company was founded in 1979 as Medical Ambulatory Care, Inc., a subsidiary of National Medical Enterprises, Inc. (now
Tenet Healthcare). In August 1994, 70% of the company was acquired by
DLJ Merchant Banking Partners in a
leveraged buyout for $75.5 million, including a $10.5 million investment by DLJ.
Acquisitions and divestments On February 27, 1998, the company acquired Renal Treatment Centers for $1.3 billion in stock. The integration went poorly and in July 1999, the CEO and CFO resigned. After tripling in value between 1995 and 1998, by July 1999, the stock price was down 71% year-to-date. In October 1999, Kent J. Thiry, then 43 years old, was named CEO. In 2000, the company sold its non-U.S. operations. In October 2000, the company was renamed DaVita Inc. In October 2005, the company acquired Gambro Healthcare. In 2012, DaVita acquired Healthcare Partners for $4.42 billion, which was renamed DaVita Medical Group. In June 2019, the division was sold to
UnitedHealth Group for $4.3 billion. In 2014, DaVita acquired Colorado Springs Health Partners, with 600 employees and 110,000 patients. In March 2016, it acquired the Everett Clinic Medical Group, a 20-site physicians practice with 315,000 patients in the Seattle area, for $385 million. In May 2017, it acquired WellHealth Quality Care. ==Legal issues==