Teladoc Health, Inc. provides telehealth services worldwide. It offers a portfolio of services and solutions covering 450 medical subspecialties, such as flu and upper respiratory infections, cancer, and congestive heart failure. The company provides its services through mobile devices, the Internet, video, and phone. It serves employers of Fortune 1000 companies, health plans, health systems, and other entities. The company was formerly known as Teladoc, Inc. and changed its name to Teladoc Health, Inc. in August 2018. Teladoc Health, Inc. was founded in 2002 and is headquartered in Purchase, New York.