The remains were discovered by the New York City's Office of the Chief Medical Examiner, which has been retesting DNA recovered during cleanup efforts in 2001 this year.
A total of 2,996 people died on the day of the attack, when planes hijacked by Al-Qaeda operatives crashed into the World Trade Center in NY, a wing of the Pentagon, and a field in Pennsylvania.
The victim will not be publicly identified at the family's request, the New York City medical examiner's office said on Monday.
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Earlier on Wednesday, Kumar's wife Saira Banu was quoted saying, "He is doing much better than yesterday". The actor was admitted in the hospital after he complained of dehydration and urinary problems.
The last positive ID came two years ago in March of 2015. The department was previously limited by current technology in its ability to test the samples.
Few full bodies were found in the aftermath of the attack, making it hard for authorities to identify victims.
The remains of a male victim of the 9/11 terrorist attack in New York City have been identified..
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Spicer admitted to a brief meeting but also denied any White House role, The Washington Post reported . Wallace also told NPR that there is no "concrete evidence" that Wheeler was misquoted by Zimmerman .
In some cases, scientists have re-examined the same bone fragment 10 or more times - hopeful that advancements in technology will provide answers.
Nearly 3,000 individuals were slaughtered in NY, at the Pentagon and close Shanksville, Pennsylvania, in the assaults.
Investigators were unable to recover scores of bodies trapped in the rubble, and the effects of heat and chemicals like jet fuel have further complicated the identification process.
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On July 12, 2014, a day before Roy was found dead, Carter wrote: "So I guess you aren't gonna do it then, all that for nothing". He said he will also argue Carter didn't break any laws because MA doesn't have a law against assisting or encouraging suicide.