It's the first time in at least five years that another club has hired away a coach from the Phillies' MLB staff.

A day after losing assistant pitching coach Brian Kaplan to the Arizona Diamondbacks, the Phillies promoted 32-year-old Mark Lowy to fill his role on the coaching staff.

The Phillies have promoted Mark Lowy to assistant pitching coach, the team announced Wednesday. Lowy, 32, replaces Brian Kaplan, who was hired by the Diamondbacks on Tuesday to be their pitching coach.

The Phillies wasted no time in hiring Brian Kaplan’s replacement as assistant pitching coach. The team announced Wednesday that Mark Lowy will join its Major League coaching staff. Kaplan had been the

The Phillies announced the hiring of Mark Lowy as assistant pitching coach. He assumes the position vacated when Brian Kaplan was tabbed as Diamondbacks pitching coach on Tuesday. Lowy moves onto an MLB staff for the first time.

Read - Phillies lose key staff member as Diamondbacks hire former assistant as pitching coach - and more Phillies news and rumors at PhilliesNation.com.

New D-backs pitching coach Brian Kaplan brings a unique perspective to the position, one the club found attractive.

Kaplan, 42, specializes in the training and development of pitchers, with an emphasis on biomechanics, and had not coached in pro ball before the Phillies hired him in 2022.

The Phillies announced the hiring of Mark Lowy as assistant pitching coach. He assumes the position vacated when Brian Kaplan