Contact Us CHI Memorial Surgical Associates - Chattanooga CHI Memorial Surgical Associates - Chattanooga 721 Glenwood Drive, Suite W-550 Chattanooga, TN 37404 (423) 698-8692 Office hours: Monday - Friday: 8:30 a.m. - 4:30 p.m. CHI Memorial Surgical Associates - Hixson 2051 Hamill Rd Suite 104 Hixson, TN 37343 (423) 498-3010 Office hours: Monday - Friday: 8:00 a.m. - 4:30 p.m. CHI Memorial Surgical Associates - Parkway CHI Memorial - Parkway 4700 Battlefield Pkwy Ste 320 Ringgold, GA 30736 (706) 841-7415