UnitedHealth Group (NYSE:UNH) is the largest managed care company in the U.S. and is due to report earnings Thursday. While it's important to know Wall Street's forecasts for the company, they aren't the be-all and end-all when it comes to analyzing the stock's merits. With the long-term investor in mind, in the following video the Fool's health care bureau chief, Brenton Flynn, highlights a few areas of specific interest,  such as more details on the company's Brazilian expansion.

Brenton Flynn has no position in any stocks mentioned. The Motley Fool recommends UnitedHealth Group. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.