Ober (7-4) took the loss against the Orioles on Tuesday, allowing five runs on eight hits and one walk with four strikeouts over six innings.
Meidroth (wrist) is not in Tuesday's lineup against the Reds.
Benintendi is absent from Tuesday's lineup against the Reds.
Ryan (glute) threw on flat ground Monday, Aaron Gleeman of AaronGleeman.com reports.
Buxton (hip) went through a full workout at Target Field on Monday, Jack Azoulay-Haron of ElEmergente.com reports.
Martin went 4-for-5 with a home run, a double, a stolen base and two additional runs scored in Monday's 9-5 win over the Orioles.
Kremer (2-4) earned the win against the Orioles on Monday, allowing one run on one hit and one walk in seven innings. He struck out seven.
Triple-A St. Paul reinstated Rodriguez (thumb) from the 60-day injured list Monday, Theodore Tollefson of ZoneCoverage.com reports.
Martin will start in left field and bat leadoff in Monday's game against the Orioles.
Roden is out of the lineup for Monday's game against the Orioles.
