The best way to call us collect from outside the U.S. is to: 1  Engage an international (live) operator. 2  Tell the operator you are calling the U.S. collect. 3  Provide our number (1-804-934-2001) to the operator.  Give your name as Capital One Customer when prompted.
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OptumRx, a leading PBM is one of the Optum businesses of UnitedHealth Group Inc. â the largest single health carrier in the United States. UnitedHealth Group â then-UnitedHealthCare Corporation â was created in 1977. UnitedHealthCare Corporation was renamed in 1998).