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Optum's blockchain guru describes how the company singles out and pursues the most promising pitches.

Amazon, Change Healthcare and Walmart all made moves worth watching as we head into 2019.

Emily Vaughn, product development director of Change Healthcare, and Tim Dunlevy, VP of engineering at PokitDok, discuss first use cases and applications for blockchain as well as the process of going from private to public blockchain networks.

Abel Kho, director of the Center for Health Information Partnerships at Northwestern University and co-founder of Health Data Link, says that addressing the fragmentation of data in healthcare is needed to make the most of blockchain technology.

Dr. Manish Kohli, HIMSS' Chair Global Board of Directors, discusses global struggles with access, quality and cost of care and how China has stepped up to those challenges with remarkable speed and level of ambition.

Could distributed ledger technology offer the promise of real-time EHR updates, seamless interoperability and protection from from ransomware? .

European Union Blockchain Observatory & Forum says that, while there are tensions and some uncertainty about how to protect data and use blockchain under GDPR, there are still ways to accomplish it.

Tamper-proof distributed ledger tech helps with efficiency, security, integrity and visibility of pharmacy and other supply chain data. And because it doesn't necessarily involve PHI, it may be a logical place for hospitals to start exploring.

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The SurroSense Rx system will be available to Onduo's members in 2019.