Are HPSP doctors on the ground with troops?

Hello everyone, I have a question about the role of MD/DO physicians in the military. If I was to join the military through the HPSP program would I be able to be on the front lines with troops, moving with their squadrons like traditional corpsmen? I am a bit confused from the posts I've read as to whether MD's fill these roles or whether the MD's are perpetually stuffed in a hospital. If I was to join the military as a physician it would be to serve along side the troops, not be locked... Are HPSP doctors on the ground with troops?
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Source Type: forums