[2] On February 7, 1998, Harvey was named prefect of the papal household by Pope John Paul II, who consecrated him a bishop of the titular see of Memphis on March 19, 1998.

[4] Pope Benedict XVI appointed Harvey as archpriest of St Paul Outside the Walls, one of the four major basilicas in Rome, on November 23, 2012.

On January 31, 2013, Harvey was appointed a member of the Administration of the Patrimony of the Apostolic See and the Congregation for the Evangelization of Peoples.

[1] Pope Francis named Harvey a member of the Supreme Tribunal of the Apostolic Signatura on June 21, 2021.

According to a 2018 Washington Post report, Harvey was one of many Catholic prelates who received large cash gifts from former cardinal Theodore McCarrick.

In an interview, Harvey said that receiving money from other prelates was in no way out of the ordinary, adding that "it never occurred to me that this would be in some way improper" and that "it wasn't about currying favor".