Mark Messmer
Rep · Republican · District 8 · IN
Where they stand
Every rated House member for the selected period — dots are members, the shaded band is the middle 50% of each party, the tick is the party median.
Trend vs. medians
Mark Messmer's score per Congress against the House, party, and Congress-wide medians (rated members only).
By issue category
Mark Messmer vs. the Republican median and the House median, per issue category.
Standout votes
Votes where Mark Messmer broke from the Republican majority in the House.
▸Detailed score tables
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Frequently Asked Questions
What is Rep. Mark Messmer's voting record?
Rep. Mark Messmer (R-IN-8) currently holds a 90% Center for Healthcare Affordability score for the 119th Congress (2025–2026), ranking among lawmakers most aligned with healthcare reform and limited-government healthcare positions. This is an ongoing scorecard, updated throughout the session as new votes and bill sponsorships are recorded. Mark Messmer represents Indiana's 8th Congressional District in the U.S. House of Representatives.
How aligned is Mark Messmer with healthcare reform and limited-government healthcare positions?
Mark Messmer earned a 90% Center for Healthcare Affordability score in 2025, ranking among lawmakers most aligned with healthcare reform and limited-government healthcare positions.
What is Mark Messmer's Reform Healthcare score?
Mark Messmer has a 90% Reform Healthcare score for 2025.
Where does Mark Messmer serve?
Rep. Mark Messmer (R-IN-8) represents Indiana's 8th Congressional District in the U.S. House of Representatives as a Republican.