He was appointed Rector of the Minor Basilica of the Immaculate Conception (Manila Metropolitan Cathedral) on July 1, 2015. At 37 years old, he is the youngest to be appointed to administer the premier church of the Archdiocese of Manila and of the Philippines. He concurrently serves as the Private Secretary of the Archbishop of Manila (since January 2005); as Chancellor (since August 2015); and as Episcopal Vicar for Chancer Matters (since September 2015).
Fr. Regie is the eldest son of Emmanuel Blancaflor Malicdem and Amelita Aguilera Rivera. He was born on March 9, 1978 in Mandaluyong City. He has a younger brother, Reinier Malicdem.
He studied at Lourdes School of Mandaluyong from 1983 to 1994 for his primary and secondary education.
He graduated Second Honorable Mention and a candidate of the St. Francis Award. He entered San Carlos Seminary for his seminary formation. In 1999, he graduated Bachelor of Arts in Philosophy, magna cum laude. In 2004, he graduated Master of Arts in Theology, summa cum laude.
He took up post-graduate studies at San Beda College Graduate School of Liturgy and graduated in 2011, summa cum laude. His masteral thesis is on “The Liturgical Calendar of the Archdiocese of Manila” under the guidance of Fr. Anscar J. Chupungco, OSB.
Fr. Regie was ordained deacon by His Excellency Archbishop Gaudencio B. Rosales on March 20, 2004 at the Manila Cathedral. He was assigned as a resident deacon at St. Anthony of Padua Parish in Singalong, Manila.
On September 8, 2004, he was ordained priest by His Excellency Archbishop Gaudencio B. Rosales at the Manila Cathedral.
Fr. Regie is also a member of the Board of Consultors and the Presbyteral Council of the Archdiocese of Manila.
He is also a guest professor of liturgy and theology at San Carlos Seminary in Makati City, Immaculate Conception Seminary in Bulacan, and at the Graduate School of Liturgy of San Beda College in Manila.