IMS Health  IMS Health is an American company that provides information, services and technology for the healthcare industry. IMS stands for Intercontinental Medical Statistics. It is the largest vendor of U.S. physician prescribing data. IMS Health was founded in 1954 by Bill Frohlich and David Dubow. In 2010, IMS Health was taken private by TPG Capital, CPP Investment Board and Leonard Green & Partners. The company went public on April 4, 2014 and began trading on the NYSE under the symbol IMS. Ari Bousbib is IMS Health's Chairman and CEO. Bousbib, formerly a longtime senior executive at United Technologies Corporation, joined the company in September 2010. IMS Health is headquartered in Danbury, Connecticut. Over 2016 Quintiles and IMS Health merged, and the resulting company was named QuintilesIMS, which was renamed to IQVIA in 2017. IMS Health is best known for its collection of healthcare information spanning sales, de-identified prescription data, medical claims, electronic medical records and social media. IMS Health's products and services are used by companies to develop commercialization plans and portfolio strategies, to select patient and physician populations for specific therapies, and to measure the effectiveness of pharmaceutical marketing and sales resources. The firm uses its own data to produce syndicated reports such as market forecasts and market intelligence. The original name of the company was Intercontinental Marketing Statistics, hence the IMS name. IMS Health's corporate headquarters is located in Danbury, Connecticut, United States. The company's chairman and CEO is Ari Bousbib. Throughout its history, IMS Health's business of collecting anonymized pharmaceutical sales data has come under scrutiny from both the media and the legal system. "IMS Health v. Ayotte" was a free speech case involving IMS Health. Sorrell v. IMS Health Inc. was a case about physician-data privacy, which went to the U.S. Supreme Court., the High Court ruled in favor of the company.