The robbery happened in front of 170 Hooper Street at 9:30 p.m. on Aug. 19, police said.
In a summary of the incident, authorities said a 35-year-old man was riding his mountain bike on Hooper Street when five to seven men approached him. The assailants, described only as being African-American males between 19 and 20 years old, allegedly grabbed the victim off his bicycle and began to punch and kick him in the face and arms.
Police said one of the men then stole the victim’s bicycle and the others reportedly ran south on Hooper Street.
The victim was taken to a local hospital for treatment of his injuries. His condition was not immediately known on Tuesday morning.
Third Squad detectives are investigating the incident and ask anyone with information to call Nassau County Crime Stoppers at 1-800-244-TIPS. All callers may remain anonymous.