The celebrant is Dom Benedict Maria Andersen OSB (Silverstream Priory, Co. Meath, Ireland), who is in the area pursuing a two semester course of studies at St Vladimir’s Seminary, Crestwood. The Mass is offered in the lower church. Enter on the outside through a door around the corner on the right side. Confessions are heard (Rituale Romanum) on Saturdays at 8:30-8:50, and on Sundays 10:40-11:00.
UPDATE, 5 DEC. 2019
Masses will resume on Saturday, 5 December, at 9 am (8:40 for confessions).
(Update from user January 8, 2020): According to the parish website the celebrant has returned to Ireland and the traditional mass is now only said on Sundays at 11:15 am. (Please correct if wrong.) It is unclear if confessions are still being heard before the Sunday mass please contact the parish at (914) 779-7345 if you have questions.