welcome to knoxville hospital & clinics! knoxville hospital & clinics, a critical access hospital serving marion county, iowa, and the surrounding area, is dedicated to providing you personal, progressive health care with compassion. our health care organization is well suited to serve the health care needs of central iowa. in addition to various departments providing general health care services, we also offer you a large variety of outpatient clinics staffed by qualified specialty physicians. we are committed to you!