Major-General
* 3rd of January 1888
† 13th of August 1960
(Regular Army)
| 1933-05-22 | Lieutenant-Colonel |
| 1939-05-22 | Colonel |
| 1943-03-12 | Brigadier-General (Army of the United States) |
| 1943-06-01 | Major-General (Surgeon-General of the Army) |
| 1932-XX-XX | – | 1934-XX-XX | Chief of Orthopedic Section, Walter Reed General Hospital, , Army Medical Center, Washington, DC |
| 1934-XX-XX | – | 1935-XX-XX | Chief of Surgical Service, Station Hospital, Fort Mills [Philippines] |
| 1935-XX-XX | – | 1936-XX-XX | Chief of Surgical Service, Sternberg General Hospital, Manila [Philippines] |
| 1936-XX-XX | – | 1941-XX-XX | Chief of Surgical Service Letterman General Hospital, San Francisco, California |
| 1941-XX-XX | – | 1942-XX-XX | Chief of Surgical Service Walter Reed General Hospital, Army Medical Center, Washington, DC |
| 1942-XX-XX | – | 1943-XX-XX | Commanding Officer Percy Jones General Hospital, Battle Creek, Michigan |
| 1943-06-01 | – | 1947-05-31 | Surgeon-General of the Army |
| 1947-06-01 | Retired |