UnitedHealthcare National Accounts is big on health care plan management.UnitedHealthcare National Accounts company, a division of health insurance giant UnitedHealth Group, provides health benefits administration and consulting services, with a focus on large employer groups (those with 3,000 or more employees). Its network-based services include enrollment, member eligibility, claim processing, billing, banking, and document issuance. In addition, customers can tap into UnitedHealth Group's wide array of health insurance plans and services. UnitedHealthcare National Accounts also provides prescription benefit management, disease management, behavioral health, and wellness program coordination.