Phillips said he intends to play in MLB this season, Jon Morosi of MLB Network reports.
Phillips has begun working out at first base, Jason Mastrodonato of the Boston Herald reports. "We're going to see how versatile we can make this guy," manager Alex Cora said.
Phillips went 1-for-3 with a two-run homer, two walks and an additional two runs scored in Wednesday's win over the Braves.
Phillips had his contract purchased from Triple-A Pawtucket on Tuesday.
Phillips will be called up by the Red Sox on Tuesday, Michael Silverman of the Boston Herald reports.
Phillips (hand) returned to the lineup for Triple-A Pawtucket on Monday and went 3-for-6 with a walk, a double and two RBI.
Phillips was diagnosed with a left hand contusion Sunday after X-rays returned negative, Brendan McGair of The Pawtucket Times reports.
Phillips left Saturday's game for Triple-A Pawtucket after being hit on the left hand by a pitch, Rob Bradford of WEEI.com reports.
Phillips has reported to Boston's extended spring training facility, Bill Ballou of the Worcester Telegram & Gazette reports.
Phillips inked a minor-league contract with the Red Sox on Wednesday, Chris Cotillo of MassLive.com reports.