Your Winner Claim Form must include your Social Security Number, TIN or FEIN. Your claim will be processed on-site unless your prize is a Jackpot win, a Mega Millions prize of $500,000 or more, or a Powerball prize of $50,000 or more. These claims will be provided to the Lottery’s Schenectady headquarters for processing.
https://nylottery.ny.gov/how-to-claim