Ivan A. Nestingen

Ivan Arnold Nestingen (September 9, 1921April 24, 1978) was an American lawyer and Democratic politician from Madison, Wisconsin. He served as United States Under Secretary of Health, Education, and Welfare under presidents John F. Kennedy and Lyndon B. Johnson and played an important role in the design and passage of Medicare. Earlier in his career, he was the 46th mayor of Madison (1956–1961) and served part of one term in the Wisconsin State Assembly (1955).