Hans works in the health insurance area. He has consulted to insurance companies, Blue Cross Blue Shield plans, HMOs, government health programs, and employers. Recently, he has worked on projects involving individual and group health underwriting, pricing, and rate filings. In 2007, he co-authored a paper for America’s Health Insurance Plans (AHIP) on the impact of guaranteed issue and community rating laws adopted by certain states in the 1990s.

Hans also has significant experience with risk adjustment and predictive modeling of healthcare costs. He was the lead developer of the prescription drug based risk adjuster included in the Milliman Advanced Risk Adjusters (MARA) software product.

Finally, Hans has also worked on pricing and forecasting analyses for Medicare Advantage and Medicare Supplement plans.

Prior to joining the firm, Hans taught mathematics at the University of Wisconsin- Madison while pursuing his PhD. He also performed research and co-authored a book with the support of a grant from the National Science Foundation.