Gregory DiagnosticWrite a Review972-991-9990Be the first to review!PO Box 515961, Dallas, TX 75251Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?CategoriesMedical Labs, Research & Development Labs Suggest an Edit