WHIO Data Show Variation in Wisconsin Health Systems

October 30, 2015

The Greater Milwaukee Business Foundation on Health, Inc. (GMBFH) released the results of a study, using WHIO data, comparing the average medical service utilization levels in SE Wisconsin health systems.

The Greater Milwaukee Business Foundation on Health, Inc. (GMBFH) released the results of a study, using WHIO data, comparing the average medical service utilization levels of commercially insured patients treated by different groups of southeast Wisconsin primary care physicians at a meeting of providers, insurers, and business and community leaders today. The study found that average risk-adjusted commercial medical service utilization levels for patients treated by the primary care physician groups affiliated with the different local area health systems may vary by as much as 10 percent for both adult and pediatric patients.

The study, conducted by the consulting firm Milliman, examined inpatient, outpatient and physician costs using commercial claims data from the Wisconsin Health Information Organization (WHIO) for the period of April 1, 2012 to March 31, 2014. It examined the average health care utilization levels of patients attributed to primary care physicians aligned with area health systems and those of unaffiliated primary care physicians in four specific areas.

Read the full report here.