Patients in need of a COVID-19 test, please be aware: 1. You must have an appointment. Save Your Spot at one of our COVID-19 testing locations below. 2. Testing is being prioritized for symptomatic patients and patients who have had a high-risk exposure. 3. COVID-19 test results usually take 24 to 72 hours to return. IHA Urgent Care @ EMU is an urgent care center in Ypsilanti, Michigan ....