The US-based health insurance company Anthem to use blockchain technology. Anthem, the second-largest health insurance company in the US has decided to use the blockchain technology in its services. The company aims to provide patients with secure access to their medical data using blockchain. According to the Forbes report, US health insurance company Anthem is looking to secure medical data using the blockchain technology. Currently, it is testing the feature for a small group of numbers, but in a few years, all of its 40 million members will have access to it.