Looking for a stock that has been consistently beating earnings estimates and might be well positioned to keep the streak alive in its next quarterly report? DaVita HealthCare (DVA) , which belongs to the Zacks Medical - Outpatient and Home Healthcare industry, could be a great candidate to consider.When looking at the last two reports, this kidney dialysis provider has recorded a strong streak of surpassing earnings estimates. The company has topped estimates by 7.82%, on average, in the last two quarters. ...