 She was promoted to Chief Nurse in April 1937 and served as Chief Nurse at the Naval hospital, Aiea Heights in Hawaii.CAPT DeWitt took over as Superintendent in April 1946 at a time when the Nurse Corps was shrinking in size due to demobilization after World War II.On April 16, 1947, the Navy Nurse Corps became a staff corps, meaning that officers in the Nurse Corps were Navy officers.