Adams will take over from Scott Dussault, who announced plans to leave in February.
Karl Stubelis, currently athenahealth's corporate controller, will act as the healthcare services firm's interim CFO while it searches for a permanent replacement.
The news comes ahead of Demandware's May 6 Q1 report. Shares rose 11.2% today ahead of the announcement.
PRs: Demandware, athenahealth