p>Responsibilities Atlantic Region CBO: The Atlantic Region Central Billing Office ("ARCBO") or ("CBO") provides business office services including billing, collections, cash posting, pre-access management, variance, and customer service to our affiliated Universal Health Services hospitals. Operating acute care hospitals, behavioral health facilities, outpatient facilities and ambulatory care access points, an insurance offering, a physician network and various related services located in 40 U.S. states, Washington, D.C., Puerto Rico and the United Kingdom.