Contact Us CHI Memorial Convenient Care - Atrium 1949 Gunbarrel Road Suite 200, Building 1 Chattanooga, TN 37421 (423) 498-5980 Office hours: Monday - Friday: 8:00 a.m. - 8:00 p.m. Saturday - Sunday: 8:00 a.m. - 5:00 p.m.
