MacNeal Hospital in west suburban Berwyn reported the Cicero Fire Department ambulance missing Tuesday night around 11:15 p.m.
Police stopped the ambulance in Chicago's Englewood neighborhood Tuesday night in the 1500-block of West 63rd and arrested the driver.
John Neal, 77, of Chicago, was charged with stealing the vehicle, criminal damage to government property and driving without a license.
Police as Neal drove, he damaged the passenger-side mirror and the passenger-side under carriage.
A motive for the theft was still unknown early Wednesday, police News Affairs Officer Hector Alfaro said, adding that charges were pending against the man.