Vision Statement:

To be an indispensable asset to those who work to improve the healthcare value of Wisconsin.

The Wisconsin Health Information Organization (WHIO) is a non-profit 501(c)(3) organization dedicated to improving the quality, affordability, safety and efficiency of health care in Wisconsin.

With its unique All-Payer Claims Database, WHIO makes high quality, reliable, integrated data available to all stakeholders seeking to transform healthcare. The website, powered by WHIO, encourages consumer engagement in health care, a core goal of the organization.

WHIO's goals are to:

About the WHIO Datamart:

WATCH The Story of WHIO 2005-2015
a video history of WHIO's first decade



Dana Richardson




Sara Jensen

Program Director



Kent Marcelle

Data Services and IT Manager



Deb Morgan

Executive Assistant/Office Manager



Linda Syth, Chair

Wisconsin Medical Society

John Voelker, Secretary

State of WI Employee Trust Funds

Mark Moody, Vice Chair

WEA Trust Insurance

John Foley, Treasurer

Aurora Health Care

Open Seat

Unity Health Plans

Steve Brenton

Wisconsin Hospital Association

Marshall Page


Michael Jaeger

Anthem Blue Cross Blue Shield of WI

Dianne Kiehl

Greater Milwaukee Business Foundation on Health

Open Seat

Marshfield Clinic

Cheryl DeMars

The Alliance

Michael Heifetz

Wisconsin Dept. of Health Services

Chris Queram

Wisconsin Collaborative for Healthcare Quality

Michelle Graham

Market Medical Director-UnitedHealthcare of Wisconsin

Mark Xistris

WPS Health Insurance


Wisconsin Health Literacy

To make its new consumer-oriented website,, most effective, WHIO partnered with Wisconsin Health Literacy and Covering Kids & Families Wisconsin to perform usability testing. The evaluations and recommendations of these professionals will help make the language and look of accessible to all Wisconsinites.

University of Wisconsin Health Innovation Program

To develop and apply algorithms to measure low-value medical procedures in the under 65 population, building on methodologies previously developed for application to the Medicare population.

UW Health – Department of Family Medicine

To identify and analyze the adult Chronic Kidney Disease population treated within the UW Health system.  The goal was to analyze detailed medical and pharmacy service information and evaluate medication adherence and other quality process measures over time, including tracking patients across datamarts to facilitate longitudinal analysis of medication adherence and outcomes.

Stanford University Clinical Excellence Research Center

A public benefit project in partnership with the Peter G. Peterson Foundation, referred to informally as "American Idol in Medicine" (AIM). The objective of AIM was to recognize high value providers and help others understand the nature of U.S. health care providers operating at the frontier of value, defined by both high quality of care and low total risk-adjusted cost of care for the patients they serve.

University of Wisconsin Population Health Institute

To identify and measure disparities in the treatment of the diabetic population in Wisconsin.

University of Wisconsin-Milwaukee

A UW-Milwaukee Ph.D. candidate used WHIO data to study predictors of health care cost in a Wisconsin acute leukemia population.

Health Care Improvement Incentives Institute, Inc.

To run WHIO claims data through the HCI3 ECR Episode Analytics. The ECR Analytics software groups claims into episodes of care and identifies “typical” care vs. care associated to “potentially avoidable complications.” 

Brookings Institution & Dartmouth Institute for Health Policy and Clinical Practice

To build and test statewide performance measures of per capita cost metrics based on WHIO all-payer data. The project was aimed at using these performance measures to provide insights on variation in utilization across different geographic areas in Wisconsin.