A hospital spokeswoman said Tuesday that the operation was done a couple weeks ago.
Reconstructive surgeon Dr. Maria Siemionow replaced 80 percent of a woman's face with that of a dead female donor.
The patient's name and age were not released.
It is the first such transplant in the United States.
The world's first occurred in France three years ago on a woman who had been mauled by her dog.
Two others have been announced since then -- a Chinese farmer attacked by a bear and a European man disfigured by a genetic condition.
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