1. Donor must present legal photo identification. 2. No appointment necessary for drug testing services. 3. Employment and DOT Physicals require an appointment. Please call our office to schedule a date and time. (806) 359-7600 4. If this is a urine test, drinking fluids is recommended , but do not drink more than 24 ounces of fluids prior to the hour before your test. 5. Personnel at Prime Medical do not receive results for your testing. Results are sent directly to your company. 6. Prime Medical Testing's hours of operation are Mon- Fri 8:30 am to 5:30 pm.