Desmond Amofah, also known as Etika, was last heard from around 8 p.m. on Wednesday, June 19, by phone.
He is 29 years old, approximately 6 feet tall and 160 pounds, with black hair and brown eyes. He was last seen wearing a white T-shirt.
Back in April, Etika live streamed a heated encounter with the NYPD after they responded to his apartment for a possible suicide threat.
Anyone with information in regard 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).