Quote Originally Posted by GeekMatt View Post
That being said, if you're running Savage content you should be DPSing, meaning you'll ideally hit the healer accuracy cap of ~592. Personally I'm melding until I get there, and otherwise favouring Crit >> PIE on my gear and my melds.
This is good advice.

Here's AST + WHM healing testing and results: https://www.reddit.com/r/ffxiv/comments/54f2hu/whm_and_diurnal_ast_healing_formulas_and_more

In short, ACC until you're capped > PIE if you need extra (you probably shouldn't) > CRIT > > > > > > SpS > Det.