Mejías is famous for her performance of Dominican maid Altagracia, a character who starred in the show Entrando por la Cocina, a show that started in 1986 and ran for 16 years. At that show, Pedro Juan Texidor played her husband, "Tato". Mejías has also appeared in several other shows. She is also a known theater actress in the island.
Mejías has been married to singer Marcos Malory since the 1990s. They have one son together: Cristian Emanuel. She is currently working as coordinator of two community programs: Llave, for drug users; and Vivienda Transitoria, for homeless people.[4]