This is what I use to heal, you may do otherwise. Find this file in your directory: A:\games\steamapps\common\Boundless\assets\archetypes\rendernametypesdata.json
My player data section of this file looks like this:
"PLAYER" : {
"templateName": "inWorldDataPlayerAndCreature",
"checkOclusion": false,
"clampLowHealthToEdge": true,
"alwaysShowIconOnScreen": true,
"renderDistance": 2000.0,
"alwaysHighDetail": true,
"mediumDetailBox": [0.3, 0.3],
"highDetailBox": [0.2, 0.2],
"visibleWhenDead": true
},