Had a long discussion regarding my last idea, and it gave me more ideas.
Dual Care Feat 7
Prerequisites master in Medicine
You are astute at patching people up and providing other services at the same time. When you take the Treat Wounds action, you can also take either the Treat Disease or Treat Poison action as well, applying your one Medicine check to both actions. The time to do both actions is equal to your time to do your Treat Wounds action alone.