Police say the suspects put a 79-year-old man in a chokehold on East 61st Street on Saturday, then pulled him into the stairway of a building on Park Avenue.
They also stole his wallet, which had his credit cards and $250 cash.
The victim is recovering.
Anyone with information in regards to this incident is asked to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477) or for Spanish, 1-888-57-PISTA (74782).