Foster City, Calif.--Michael Beindorff, CEO of eVisa, has left the company and joined San Francisco-based online pharmacy PlanetRx.com as exec VP-COO. Mr. Beindorff's departure comes less than a month after Visa USA launched eVisa, an Internet division dedicated to marketing e-commerce credit card packages to banks. William Stewart, formerly exec VP-systems and operations, has been named eVisa's acting CEO. eVisa is conducting a search for a permanent CEO. A Visa USA spokesman would not comment.