Merkulov, 21, spent the 2021-22 season at Ohio State University. The 5-foot-11, 181-pound forward appeared in 36 games with the Buckeyes, leading the team in scoring with 20 goals and 14 assists for 34 points with a plus-18 rating.
Prior to his freshman season at Ohio State, Merkulov spent two seasons in the USHL with the Youngstown Phantoms. The Ryazan, Russia native appeared in 74 games for the Phantoms, recording 20 goals and 53 assists for 73 points.
Merkulov will report to Providence on an ATO for the remainder of the 2021-22 AHL season.