According to the report, Pierre-Paul had pins inserted in the thumb and could be out as long as six weeks.
ESPN.com's Adam Schefter reported that Pierre-Paul already had his right index finger amputated because of the incident.
Pierre-Paul, who is from Deerfield Beach, Fla., injured his hands in a fireworks accident on the Fourth of July in Florida.
According to multiple reports, Giants officials who flew to Florida to check on him were not able to meet with him at the hospital and ultimately returned to New York. Pierre-Paul also reportedly has not responded to messages from teammates.
A Giants source told the New York Daily News that team officials had no knowledge of the amputation until Schefter’s report.
Pierre-Paul is expected to remain in the hospital another two or three days after undergoing numerous surgeries, reports ESPN’s Ed Werder. The Giants have not commented since the accident was reported last weekend.
The 26-year-old Pierre-Paul is not under contract with the team after having the franchise tag placed on him in March. He has has yet to sign the franchise tender, worth $14.813 million for next season. The team and Pierre-Paul have until next Wednesday to reach a deal on a long-term contract extension.
The Giants reportedly pulled a $60 million long-term contract offer to Pierre-Paul earlier this week.
New York drafted Pierre-Paul with the 15th pick in the 2010 NFL draft out of South Florida.
A two-time Pro Bowl selection, Pierre-Paul has recorded 286 tackles, 42 sacks and eight forced fumbles over five seasons, including a team-leading 12.5 sacks last season.
- Scooby Axson