It happened on Saturday, August 6th at 2:00 p.m.
The woman was attacked and robbed as she entered the station booth for the 5 line.
The suspect pushed his way into the booth where he took some cash and then fled the location on a yellow bike.
The suspect is described as a black man, age 25-35-years-old, about 5'10"-6'1" tall, with a muscular build. He was wearing a green and yellow bandana, a green t-shirt and green shorts.
Anyone with information in regards to this incident is asked to call Crime Stoppers at 1-800-577-TIPS (8477).
The public can also submit their tips by logging onto the Crime Stoppers website at WWW.NYPDCRIMESTOPPERS.COM or by texting their tips to 274637 (CRIMES) and then entering TIP577.