If you pass a Department of Transportation physical with flying colors, your certificate will last for 24 months. If you pass the exam with flagged medical conditions, your license may be reduced to 12 months or less, depending on the severity of your medical condition. Choose Clio Urgent Care for our exceptional DOT physicals! If you have any further questions, please give us a call. We are located at 4272 W. Vienna Road in Clio, Michigan. Our clinic is open Monday to Friday from 9:00 AM to 9:00 PM, and on weekends and holidays from 9:00 AM to 6:00 PM.