Honestly I am not into this one, although tried hard to get in ICO but failed to get in. worst ICO ever.
Storing patients' health data in Blockchain sounds a good idea, however it still needs regulators' green lights. I doubt we can have that shortly.
https://coinmarketcap.com/currencies/medical-chain/#marketsAlready traded in a lot of exchange sites. Use the blockchain to store the patient data looks good idea but what about the privacy? rather than use the blockchain and side chain will be more suitable to store all of the data.
But this looks to be difficult to be a real thing. the distributed ledger system still doesn't even implemented into the financial economic system.