Burst Healpool

You target a point you can see. A sphere of light with a radius of 10ft erupts from that point, and all creatures of your choosing within that sphere are healed by 1d6 + your spellcasting ability modifier.

Using a Higher-Level Spell Slot. The healing increases by 1d6 for each spell slot level above 1, and the radius increases by 5ft with every other additional spell slot level used (3rd level, 5th level, etc.)