Young says other technologies also were examined before deciding to go with smart cards. Magnetic stripe cards didn't have enough storage capacity and an online database would have been difficult to protect and maintain, he says. USB tokens were considered but deemed impractical. "If it can't fit in your wallet, patients don't want it," he says.
Saint Thomas plans to offer its partners, such as financial institutions and insurances companies, the ability to add applications to the card, Young says.