Miller (shoulder/back) allowed a solo home run and struck out three over two innings in his first rehab appearance with Triple-A Oklahoma City on Wednesday.
Mize (4-7) allowed eight runs on nine hits and three walks while striking out one over 3.1 innings to take the loss versus the Diamondbacks on Wednesday.
Tatis went 1-for-4 with a solo home run in Wednesday's 10-4 loss to the Diamondbacks.
Ohtani went 3-for-5 with two home runs and three RBI in Wednesday's 7-6 loss to the Cubs.
Lauer (6-6) took the loss Wednesday, coughing up six runs on 11 hits over four innings as the Dodgers fell 7-6 to the Cubs. He struck out one without walking a batter.
Mize will start Wednesday's game against the Diamondbacks in Arizona.
Bogaerts (foot) is starting at shortstop and batting sixth against the Diamondbacks on Wednesday, AJ Cassavell of MLB.com reports.
Dodgers manager Dave Roberts told reporters following Wednesday's 7-6 loss to the Cubs that X-rays on Freddie Freeman's hand came back negative, Jack Harris of the California Post reports.
The Padres designated Marquez for assignment Wednesday, Kevin Acee of The San Diego Union-Tribune reports.
Freeman was removed from Wednesday's game against the Cubs following the top of the fifth inning due to an apparent wrist injury, Adrian Medina of Roundtable.io reports. He went 1-for-3 at the plate before departing.
