Dr Lewis-Hall is the senior physician at drug company Howard University . As Chief Medical Officer , she is responsible for regulating the company 's medical work . Editor of book on treatment of psychiatric disorders disproportionately affecting women . Pfizer 's most senior physician is Chief Medical Officer Dr Freda Lewis-Hall , a psychiatrist who describes her job as `` a pinnacle role : '' One that combines `` the broadest potential impact '' with `` the deepest possible satisfaction . '' A psychiatrist trained at Howard University and Johns Hopkins , she has two children .
Dr Lewis-Hall is the senior physician at drug company Howard University . As Chief Medical Officer , she is responsible for regulating the company 's medical work . Editor of book on treatment of psychiatric disorders disproportionately affecting women . A psychiatrist trained at Howard University and Johns Hopkins , she has two children .