Peter Grossman of the Grossman Burn Center said in a statement.
The center also released a photo of Leno with some of the hospital staff.
The picture shows Leno with visible burn scars on his face, chin and neck.
“Jay would like to let everyone know how thankful he is for the care he received, and is very appreciative of all of the well wishes,” according to a statement from the Grossman Burn Center.
The former Tonight Show host will continue to receive follow-up care at the Grossman Outpatient Burn Clinic