Beginning in 2011 and continuing into 2012, UnitedHealth Group implemented an enterprise reorganization. This coincided with retiring brands adopted following the various acquisitions of previous years and adopting the unified brand UnitedHealthcare. The firm decided to refocus its UK business solely on commissioning support under the name of Optum, and exploit the opportunities presented by the United Kingdom Government's NHS reforms in 2011. Towards this end, it sold its six primary care clinics.
Answer this question, making sure that the answer is supposed by the text: is unitedhealth group and united healthcare the same company?
yes