Walter Heath, celebrated as Parker's most significant early doctor, was born in 1867 and died in 1912. In addition to serving patients in Parker, Dr. Heath was known for making patient house calls by carriage and later by automobile in Kiowa, Hilltop, Elizabeth, Larkspur, and Castle Rock. He also served as Douglas County Superintendent of Schools and, with the Parker family, was a financial donor of the Methodist Church, Ruth Memorial Chapel, on Mainstreet.