Dodge family
William Walter Frothingham (1830-1885) was a surgeon serving with the 44th Regiment of the New York Volunteers during the U.S. Civil War. He practiced medicine in the Washington Heights section of New York City before and after the war.
From the guide to the William Frothingham papers, 1861-1935, 1861-1870, (The New York Public Library. Manuscripts and Archives Division.)