A consortium led by an affiliate of Goldman Sachs Group Inc. (NYSE: GS), Pamplona Capital Management and MagnaCare Holdings Inc.’s management team, have purchased MagnaCare. Terms of the deal were not disclosed.

New York-based MagnaCare is a health plan services company that offers administrative services and access to a proprietary provider network of more than 95,000 physicians, hospitals and other health care provides. The company manages about $1.5 billion in annual health care expenses. The transaction follows Stratose’s acquisition of health care network operator PPOplus LLC

London-based Pamplona provides alternative investments for private equity, fund of funds, or hedge funds.

The company was sold by Miami private equity firm HIG Capital LLC, which bought MagnaCare in 2010.

In January, HIG announced it was taking specialty chemicals manufacturer American Pacific Corp. (Nasdaq: APFC) privatein a $392 million transaction. In February 2013, the firm bought Family Behavioral Resources, a national network of mental health and substance abuse treatment programs.