Grey's Anatomy is a program.
Chandra Danette Wilson ( born August 27 , 1969 ) is an American actress , known for her role as Dr. Miranda Bailey in the ABC television drama Grey 's Anatomy since 2005 , for which she has been nominated for the Emmy for Best Supporting Actress four times . Grey 's Anatomy is an American medical drama television series that premiered on American Broadcasting Company ( ABC ) as a mid-season replacement on March 27 , 2005 . The original cast consisted of nine star-billed actors : Pompeo , Sandra Oh , Katherine Heigl , Justin Chambers , T. R. Knight , Chandra Wilson , James Pickens Jr. , Isaiah Washington and Patrick Dempsey . It has received multiple Emmy nominations , including two for Outstanding Drama Series . Meredith Grey , M.D. is a fictional character from the medical drama television series Grey 's Anatomy , which airs on the American Broadcasting Company ( ABC ) in the United States .