brandon seminatore in 2018.et there decades earlier under very different circumstances. mireya villarreal has the story. >>> my parents would always tell me about how little i was, how scared they were for me. >> reporter: born about three months premature, brandon seminatore weighed less than 2.5 pounds when he was moved to the neo-natal intensive care unit or nicu back in 1990. now, over three decades later, he's treating patients at the same hospital where he spent the first days of his life. >> coming here for residency is just like the cherry on top honestly. to be able a doctor in the hospital i was born in. >> reporter: he was doing his rounds when he ran into a nurse who told him his name sounded familiar. >> and then i said, was your father a police officer? and then it was a big silence and that's when he said to me, are you vilma? >> reporter: for years, seminatore's parents had told him about nurse vilma. vilma wong had cared for him when he was a newborn. >> i had to text my parents. i had to be lik