Madison County Memorial Hospital & Health Trust Physicians Clinic at 300 W. Hutchings Street, Winterset, Iowa 50273. Check us out! ... Earlham Medical Clinic 125 W. 1st Street Earlham, Iowa 50072 ... Patient Portal. An affiliate of MercyOne 1449 NW 128th St., Bldg. 5, Ste. 200.