The animal bit store clerk Ashley Rodgers in Morehead.
The incident happened at the Viking BP Mart.
Rodgers says she was waiting on a customer at the drive thru who had a monkey in the car.
When she handed the person a drink, she says the monkey bit her. Store video shows Boo Boo walking up the woman's arm to grab a soft drink.
Rodger had her hand checked by a doctor. She says she's on antibiotics to guard against infection.
The monkey's caretaker, Jamie Dehart, has agreed to pay Rodger's medical bill.
Meanwhile, Boo Boo is in monkey quarantine at the primate rescue center in Nicholasville.