All Dentists in Marengo, IllinoisHome / All Dentists in Marengo, Illinois > Sort By Recently UpdatedDental Practice Name View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Dr. Gary R. Dettman, DDSCall Dr. Gary R. Dettman, DDS +1 815-568-1202 for dental savings, discounts. Dr. Gary R. Dettman, DDS accepts most PPO Insurance and offers discounts for uninsured. Dr. Gary R. Dettman, DDS a Dentist in Marengo, Illinois has a(n) average ratingLeave a Google ReviewLeave a Google ReviewPhone: +1 815-568-1202Type of Dental Practice: Dentists SEO & Dental Marketing Services