[1] Jeffrey Fleming received his sacraments of Confession, First Holy Communion and Confirmation at Saint Mark's Catholic Church in Belt.
Fleming obtained a Bachelor of Arts degree in theology and religious education at Carroll College in Helena, Montana, in 1988.
[2] He earned his Master of Theology degree at Mount Angel Seminary in Saint Benedict, Oregon, in 1992.
[2] Fleming also served on the priests council and the college of consultors, as well as a board member of Missoula Catholic Schools.
"[7]Pope Francis appointed Fleming as coadjutor bishop of the Diocese of Great Falls-Billings on April 19, 2022, to assist Bishop Michael Warfel[3][8] He was consecrated by Warfel in Great Falls, Montana, on June 22 at Holy Spirit Catholic Church.