The TU mode on the 139 is suitable for a clear area departure where you have the obstacle clearances - or an over water departure. The fact it gives you the aircraft back at 200' is easily managed by selecting ALTA as it does so and continuing your climb to your desired level.
What we don't seem to know about the Turkey crash is how he got into the hospital site in the first place - perhaps the weather worsened while he was on the ground.