"My hope is that Michael will be able to go out on Thursday," McClendon said. "That's my hope. Most likely DH [initially], but there's a possibility he could play in the field. We'll see."
Tacoma is off on Wednesday, then opens a five-game homestand against Fresno before hitting the road again.
Veteran utility player Willie Bloomquist was scheduled to meet with doctors Tuesday as he continues recovering from a bruised right knee that put him on the 15-day DL on July 24, while designated hitter Corey Hart returned to Seattle with the club after going on the DL on Saturday and will begin treatment on his own right knee bruise.
Greg Johns is a reporter for MLB.com. Follow him on Twitter @GregJohnsMLB as well as his Mariners Musings blog. This story was not subject to the approval of Major League Baseball or its clubs.