Douglas Duvel Douglas Duvel This user account status is Approved About About Activity Activity This user has not added any information to their profile yet.First NameDouglasLast NameDuvelFull Display NameDouglas L. Duvel MDPractice NameInternal Medicine AssociatesSpecialtyInternal MedicinePCPPCPPhone Number(312)944-0688 Only fill in if you are not human