George C. Nichopoulos, Elvis Presley's personal physician, also known as "Dr. Nick," has resurfaced as an employee at Memphis-based FedEx Express. He works in the overnight express carrier's personnel department. FedEx spokesman Trisha Harwood said Wednesday. Citing FedEx policy, Harwood declined to say how long FedEx has employed 72-year-old Nichopoulos or to even give his job description.