There are two healing addons availble i havnt tried either of them but i will eventually i use Gadgets with 3 different plugins installed that lets me change the layout on pretty much everything including party/raid/player frames, the only issue with gadgets is the limited amount of skins there are they are prebuilt so you only have like 7-8 to choose from and none of them really has a decent look on the debuffs the icons are tiny as hell.
The addons anyway are: