On the fax Machine screen, type these codes, or punch them into the phone number pad buttons, and then press the green button.
|7287-After you win the level, you'll go to a rat shoot level.|
|24328-Enables in-game cheats. After typing in this code, you can do the following
*Note: if you hear the anouncer chanting "A Cheat is running the Hospital" or The Hospital Administrator is Cheating", This does not mean it will be counted against you in the game whatsoever.
Use a hex editor to open your Theme Hospital saved game and you can change your money.