Mother MaryThe Blessed Sacrament Chapel is located in the east transcept of the church. The altar of reposition is executed in Verde Acceglio marble while the altar of sacrifice, chapel altar and Baptismal font are executed in Calacatta marble. The Reposition altar decoration, Tabernacle decoration and the Tabernacle itself are of unique hand-made pieces executed in bronze and steel welding technique. The Tabernacle is in bronze with the crown of thorns above.

The Baptistry is located in this area. The Baptismal Font is in one monolithic piece of gold-vein Calacatta marble with a base of Verde Acceglio and a bronze cover. There are two stained glass windows in the Baptistry. One window depicts John the Baptist baptizing Jesus in the river Jordan and the other depicts St. Issac Jogues baptizing an American Indian girl, Kateri of Tekawitha. Kateri is now Blessed Kateri Tekawitha. She is also known as "Lily of the Mohawks."