Close when you need us. Walk-In Care NOW OPEN Monday-Friday, 8am-4pm Wahpeton Clinic 701-642-2000 Essentia Health 275 11th St S Essentia Health.org Close when you need us . Walk - In Care NOW OPEN Monday - Friday , 8 am-4pm Wahpeton Clinic 701-642-2000 Essentia Health 275 11th St S Essentia Health.org