Jenny Moody, 19, was spotted leaving the hospital at around 1am this Monday morning.
North Yorkshire Police Tweeted this morning: “Jenny Moody located safe and well - many thanks for your assistance.”
Miss Moody had been last seen leaving Harrogate District Hospital, wearing a gown and socks, at around 1am on Monday.
North Yorkshire Police said they were “concerned” about her and appealed for anyone who had seen the teenager to contact them.
Writing on Facebook, they said: “We are concerned about the whereabouts of Jenny Moody aged 19 years.
“Last seen leaving Harrogate District Hospital at approx 0100 hours this morning.