Combat Physician is a light armor set. When you critically heal a friendly target, you grant them a damage shield that absorbs 8195 damage for 6 seconds. This effect can occur once every 6 seconds.
The Combat Physician set is part of the base game. It drops in Wayrest Sewers I and Wayrest Sewers II in Stormhaven. Each set item is bound on pickup. You can acquire light armor, weapons and jewelry of this set in the Redguard motif style.