Investigators said the man struck at least six times between October and December last year.
Surveillance video from a Dec. 26 incident in the Mott Haven section shows the suspect snatching an 85-year-old woman's purse and causing her to fall to the ground.
Police said the woman was hospitalized with a hip injury.
Anyone with any information is asked to call the NYPD's Crime Stoppers hotline at 1-800-577-TIPS (8477), or for Spanish, 1-888-57-PISTA (74782). You can also submit a tip via their website or via DM on Twitter, @NYPDTips. All calls are kept confidential.
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