Greg Pratt

Gregory Pratt
Mekhi Phifer as Greg Pratt
First appearanceApril 4, 2002
(8x18, "Orion in the Sky")
Last appearanceSeptember 25, 2008
(15x01, "Life After Death")
Portrayed byMekhi Phifer
Duration2002–08
In-universe information
GenderMale
TitleIntern (2002–2003)
Resident (2003–2006)
Attending (2006–2008)
OccupationPhysician
FamilyAngela Watkins (mother, deceased)
Charles "Charlie" Pratt Sr. (father)
Charles "Chaz" Pratt Jr. (paternal half-brother)
Evelyn Pratt (stepmother)
Jocelyn Pratt (paternal half-sister)

Gregory Pratt, M.D. is a fictional character from the medical drama series ER, portrayed by Mekhi Phifer. He first appears as a recurring character towards the end of the eighth season, becoming a main character from the start of the ninth season until the start of the fifteenth season.