The following is a list of former (inactivated or decommissioned) U.S. Army medical units – both fixed and deployable – with dates of inactivations, demobilizations, or redesignations.

Named hospitals Civil War era Note: an asterisk (*) denotes a civilian hospital temporarily commandeered by the Union Army. Baxter General Hospital, Burlington, Vermont (1865) Brown General Hospital Freedman's Hospital Camp Letterman, an extensive field hospital used to treat the wounded after the Battle of Gettysburg, 1863 McDougall Hospital, Westchester, New York (state) (1862). (The location is now within The Bronx, New York City). Mower Hospital (1865) Satterlee Hospital (1865) Sloan General Hospital, Montpelier, Vermont (1865) Smith General Hospital, Brattleboro, Vermont (1865) Indianapolis City Hospital* Yale – New Haven Hospital* (as the "Knight United States Army General Hospital") York United States Army Hospital

Spanish–American War

World War I Rockefeller War Demonstration Hospital (Also known as United States Army Auxiliary Hospital No. 1.), 5 April 1919 United States Army General Hospital, Fort Bayard, New Mexico, Transferred to United States Public Health Service, 1920

World War II

Army & Navy General Hospital Annex (1946) Eastman Hotel, Hot Springs, Arkansas Ashburn General Hospital, McKinney, Texas, Transferred to the Veterans Administration, 12 December 1945. Named for Colonel Percy Moreau Ashburn, first Commandant of the Medical Field Service School.

Ashford General Hospital, operating in the Greenbrier Hotel, White Sulfur Springs, West Virginia. Named after Colonel Bailey K. Ashford, Medical Corps, United States Army. The hospital closed on 30 June 1946 and was repurchased by the C&O Railroad, the original owners.Robert S. Conte, The History of the Greenbrier, America's Resort (Charlston, West Virginia: Pictorial Histories Publishing Company for the Greenbrier, 1998; repr., 2000). Pages 136-142. Birmingham General Hospital, Van Nuys, California, closed and transferred to the Veterans Administration 31 March 1946. Named for Brigadier General Henry Patrick Birmingham, Medical Corps, United States Army. Darnall General Hospital, operating in the former Kentucky State Hospital. Not to be confused with the current Carl R. Darnall Army Medical Center at Fort Hood, Texas, later named after the same individual. Churchill Hospital (1945) Deshon General Hospital, in the former Butler Hospital DeWitt General Hospital, Auburn, California, 31 December 1945. Named for Brigadier General Calvin DeWitt, Medical Corps, United States Army. Dibble General Hospital, Palo Alto, California, 31 July 1946. Named for Colonel John Dibble, Medical Corps, United States Army. England General Hospital, Atlantic City, New Jersey. Operated in the former Haddon Hall, Cedarcraft Hotel, Colton-Manor Hotel, Dennis Hotel, Keystone Hotel, New England Hotel, Rydal Hotel, Traymore Hotel, Warwick Hotel, and Chalfone Hotel, 30 June 1946. Gardiner General Hospital, Chicago Beach Hotel, Chicago, Illinois Halloran General Hospital, Staten Island, NYC (1942-1947); named after Col. Paul Stacey Halloran; constructed as the Willowbrook State School but taken by the federal government before opening; returned to the state of New York in 1947 Hammond General Hospital, Modesto, California, December, 1945. Named for Surgeon General of the Union Army during the American Civil War Hoff General Hospital, Santa Barbara, California, named for Colonel John van Rennselaer Hoff, Medical Corps Hoff General Hospital Annex, Jefferson School, Santa Barbara, California Malinta Tunnel General Hospital, Corregidor Island, Philippines, 6 May 1942 Mason General Hospital, Long Island, New York (1944–1946; psychiatric facility; the film Let There Be Light was made there.) McCloskey General Hospital, Temple, Texas, 31 March 1946. Named in honor of Major James A. McCloskey, Medical Corps, United States Army, killed in action at Bataan on 26 March 1942. He was the first Regular Army Medical Corps officer Killed in Action in World War II. Oliver General Hospital, Forest Hills Hotel Ream General Hospital, Breakers Hotel Rhoads General Hospital, Utica, New York (1946) Named after Colonel Thomas Leidy Rhoads, a career Army surgeon. Rhoads General Hospital Annex, Marcy NYA Facility, Utica, New York (1946) Sternberg General Hospital, Manila, Philippines, January 1942 Torney General Hospital, El Mirador Hotel November, 1945. Named for Brigadier General George Henry Torney, former Surgeon General of the Army Wakeman General and Convalescent Hospital, Camp Atterbury, Edinburgh, Indiana, December 1946. Named in honor of Colonel Frank B. Wakeman, Medical Corps, United States Army. At the time of his death in March, 1944, Colonel Wakeman was serving as chief of the Training Division, Office of the Surgeon General, Washington, D. C.

Later Cutler Army Community Hospital, Fort Devens, Massachusetts (1995) DeWitt Army Community Hospital, Fort Belvoir, Virginia. (2011) Named for Colonel Ogden Dewitt, former Chief of Surgery, Walter Reed General Hospital. Army-Navy Hospital Hot Springs, Arkansas (1952) Fitzsimons Army Medical Center, Aurora, Colorado, 1999

Frankfurt Army Regional Medical Center (1995) Gorgas Army Hospital, Canal Zone (1997) Hawley Army Hospital, Fort Benjamin Harrison, Indiana, 30 September 1995 Letterman Army Medical Center, Presidio of San Francisco, California, 1994 McCornack General Hospital, Pasadena, California (1949). Named for Brigadier Condon C. McCornack, Medical Corps, United States Army Noble Army Hospital, Fort McClellan, Closed with the base as part of the Base Realignment and Closure (BRAC) (1999). Percy Jones Army Hospital, Battle Creek, Michigan (1954) Silas B. Hays Army Community Hospital, Fort Ord, California (1995) Valley Forge General Hospital, Phoenixville, Pennsylvania, 31 March 1974 Walson Army Hospital, Fort Dix, New Jersey (1960-1992). Transferred to the Air Force as part of Fort Dix BRAC action Walter Reed Army Medical Center, Washington, D.C., 27 August 2011 Walter Reed General Hospital Annex, on the campus of the former National Park College. (1942-1974) Although the Army still retains portions of the property as the Forest Glen Annex of Fort Detrick, Maryland, all on-site patient care operations ceased when the Heaton Pavilion (Building 2) on the Main Campus at Walter Reed Army Medical Center opened for patient care in 1974. Fort Belvoir Community Hospital, reorganized and redesignated as the Alexander T. Augusta Military Medical Center on 19 May 2023 in honor of Brevet Lieutenant Colonel Alexander T. Augusta, the first African-American Medical Corps officer to serve in the United States Army, during the U.S. Civil War.

Deployable hospitals Civil War Depot Field Hospital (186?), City Point, Virginia

Numbered general hospitals World War I Unless otherwise noted, information on the units in this section was derived from U.S. Army General Hospital No. 1, Williamsbridge, New York City (This location, Columbia Oval, is now within the Norwood, not Williamsbridge neighborhood of the Bronx.) This hospital was previously Columbia University's Columbia War Hospital. Closed in October 1919 U.S. Army General Hospital No. 2, Fort McHenry, Maryland, December 1919 U.S. Army General Hospital No. 3, Colonia, New Jersey, October 1919 U.S. Army General Hospital No. 4, Fort Porter, New York, October 1919 U.S. Army General Hospital No. 5, Fort Ontario, New York U.S. Army General Hospital No. 6, Fort McPherson, Georgia, December 1919 U.S. Army General Hospital No. 7, Roland Park, Maryland, December 1919 U.S. Army General Hospital No. 8, Otisville, New York, December 1919 U.S. Army General Hospital No. 9, Lakewood, New Jersey, May 1919 U.S. Army General Hospital No. 10, Boston, Massachusetts, June 1919 U.S. Army General Hospital No. 11, Cape May, New Jersey, August 1919 U.S. Army General Hospital No. 12, Biltmore, North Carolina, August 1919 U.S. Army General Hospital No. 13, Dansville, New York, March 1919 U.S. Army General Hospital No. 14, Fort Oglethorpe, Georgia, June 1919 U.S. Army General Hospital No. 15, Corpus Christi, Texas, May 1919 U.S. Army General Hospital No. 16, New Haven Connecticut, August 1919 U.S. Army General Hospital No. 17, Markleton, Pennsylvania, March 1919 U.S. Army General Hospital No. 18, Waynesville, North Carolina, March 1919 U.S. Army General Hospital No. 19, Azalea, North Carolina, December 1919 U.S. Army General Hospital No. 20, Whipple Barracks, Arizona, December 1919 U.S. Army General Hospital No. 21, retained as Fitzsimmons General Hospital U.S. Army General Hospital No. 22, Philadelphia, Pennsylvania, June 1919 U.S. Army General Hospital No. 23, Hot Springs, North Carolina, March 1919 U.S. Army General Hospital No. 24, Park View, Pennsylvania, July 1919 U.S. Army General Hospital No. 25, Fort Benjamin Harrison, Indiana, August 1919 U.S. Army General Hospital No. 26, Fort Des Moines, Iowa, October, 1919 U.S. Army General Hospital No. 27, Fort Douglas, Utah, October 1919 U.S. Army General Hospital No. 28, Fort Sheridan, Illinois, December 1919 U.S. Army General Hospital No. 29, Fort Snelling, Minnesota, August 1919 U.S. Army General Hospital No. 30, Plattsburg Barracks, New York, October 1919 U.S. Army General Hospital No. 31, Carlisle Barracks, Pennsylvania, December, 1919 U.S. Army General Hospital No. 32, Chicago, Illinois, June 1919 U.S. Army General Hospital No. 33, Fort Logan H. Roots, Arkansas, June 1919 U.S. Army General Hospital No. 34, East Norfolk, Massachusetts, January 1919 U.S. Army General Hospital No. 35, West Baden, Indiana, April 1919 U.S. Army General Hospital No. 36, Detroit, Michigan, July 1919 U.S. Army General Hospital No. 37, Madison Barracks, New York, March 1919 U.S. Army General Hospital No. 38, East View, New York, March 1919 U.S. Army General Hospital No. 39, Long Beach, New York, March 1919 U.S. Army General Hospital No. 40, St. Louis, Missouri, June 1919 U.S. Army General Hospital No. 41, Fox Hills, Staten Island, New York, December 1919 U.S. Army General Hospital No. 42, Spartanburg, South Carolina, September 1919 U.S. Army General Hospital No. 43, Hampton, Virginia, March 1920

World War II and later 1st General Hospital, end of World War II General Hospital No. 1, Limay, Philippines, April 1942 2nd General Hospital United States, 12 October 1945 Landstuhl, Germany mid-1990s General Hospital No. 2, Cabcaben, Philippines, April 1942 3rd General Hospital, Camp Kilmer, New Jersey, 16 September 1945 4th General Hospital, end of World War II 5th General Hospital end of World War II Bad Cannstatt, Germany (~1990?) 6th General Hospital, 15 September 1945 at Leghorn, Italy 7th General Hospital, end of World War II 8th General Hospital, end of World War II 9th General Hospital, end of World War II 12th General Hospital, Italy, 15 September 1945Appendix B: Principal Medical Units Active in the Mediterranean Theater of Operations, the Atlantic Defense Areas, Africa, and the Middle East to 13th General Hospital, end of World War II 15th General Hospital, end of World War II 16th General Hospital Camp Myles Standish, Massachusetts, 20 November 1945 Redesignated as the 325th General Hospital, 22 April 1947 17th General Hospital, Italy, 25 October 1945 18th General Hospital, Burma, 5 October 1945 19th General Hospital, end of World War II 20th General Hospital, end of World War II 21st General Hospital, Camp Miles Standish, Massachusetts, November 1945 22nd General Hospital, end of World War II 23rd General Hospital, Fort Dix, New Jersey, November 1945 25th General Hospital, Camp Shanks, New York, 20 November 1945 26th General Hospital, 14 September 1945 in Italy 27th General Hospital, end of World War II 28th General Hospital Camp d’Orléans, France, 26 September 1945 Osaka, Japan Croix-Chapeau, France, 1966 29th General Hospital, end of World War II 30th General Hospital, end of World War II 31st General Hospital, end of World War II