Anesthesia Providers (contracted) 3400 Dexter Court Pavilion 1 Davenport, IA 52807 Billing Questions: 800-444-6110 Physicians Asay, Cole CRNA Butcher, Sarah, CRNA Coffman, Dana, CRNA Hass, Richard, CRNA Kinney, Tara, CRNA Newcomb, Timothy, CRNA Patterson, Alyson, CRNA Procedures Anesthesiology