The Orioles declined Coulombe's $4 million club option for 2025 on Monday.
The Orioles activated Coulombe (elbow) from the 60-day injured list Friday, Andy Kostka of TheBaltimoreBanner.com reports.
Coulombe (elbow) will start his rehab assignment with Triple-A Norfolk on Wednesday according to pitching coach Drew French, Jake Rill of MLB.com reports.
Coulombe (elbow) threw live batting practice Tuesday, Danielle Allentuck of TheBaltimoreBanner.com reports.
The Orioles transferred Coulombe (elbow) to the 60-day injured list Saturday.
Coulombe underwent surgery Tuesday to remove bone chips in his left elbow, Jacob Calvin Meyer of The Baltimore Sun reports.
Coulombe said Wednesday that he's optimistic his left elbow injury isn't serious, Jacob Calvin Meyer of The Baltimore Sun reports.
The Orioles placed Coulombe on the 15-day injured list Tuesday, retroactive to June 9, with left elbow inflammation.
Coulombe has allowed one run on four hits over three innings in Grapefruit League play this spring.
Coulombe signed a one-year contract with the Orioles on Monday that includes a club option for 2025.