1. Advanced Analytics, Optum Ann Arbor, Michigan.
2. Healthcare Analytics, Optum Consumer Solutions Group, Ann Arbor, Michigan.
3. Consumer Analytics and Insights, Optum Golden Valley, Minnesota.
4. Advanced Analytics, OptumInsight, Rocky Hill, Connecticut.
5. Advanced Analytics, OptumInsight, Lexington, Massachusetts.
6. MCG—Part of the Hearst Health Network, Seattle, Washington.
7. Health Services, UnitedHealth Group, Minnetonka, Minnesota.
8. AARP Services, Inc., Washington, DC.