




Primary Election
Party selects its nominee.
Current roleOphthalmologist
PartyDemocratic
Political ideologyProgressive Democrat
GenderMale
LocationNebraska
BackgroundOphthalmologist
EducationMassachusetts Institute of Technology (undergraduate)
Notable personal detailsMark Edmund Johnston is an ophthalmologist and retired LASIK surgeon based in the Omaha, Nebraska area. He filed as a Democratic candidate for the U.S. House in Nebraska’s 2nd Congressional District in the 2026 cycle, with an authorized committee named Mark Johnston for Congress. In July 2025, he said he was withdrawing from the Democratic field in NE-02.
The candidate supports defending and preserving programs like Medicaid and food assistance and favors fixing rather than defunding existing public-health safety-net programs. The campaign emphasizes protecting access to public health and safety and lists women’s health and public health among policy priorities.
The candidate has made public campaign materials referencing immigration and has a recorded legislative vote supporting authorization of prenatal care for undocumented immigrants; however there is no clear, detailed policy platform on border security or comprehensive immigration reform available in the located sources.
The candidate has a legislative record supporting restrictions on abortion, including voting for a law related to a 72-hour waiting period prior to an abortion. He has received mixed-to-supportive ratings from anti-abortion groups in past scorecards.
Mark Johnston is in the news because he is part of the Nebraska 2nd Congressional District race ahead of the 2026 U.S. House election. The latest coverage focuses on the primary and the broader campaign landscape, including candidate positioning and spending. The summary provided does not report a final result or any major new development specific to Johnston.




Aggregation source: FiftyPlusOne
Endorsers of Mark Johnston for NE-02 Democratic nominee?
Public endorsement
Maryland League of Conservation Voters endorsed Mark Johnston.
2026
LatestCycle 2026
Source: FEC