If you have a problem getting Medicare, Medicare Advantage, or your health insurance plan to cover an atrial fibrillation treatment, such as an afib medication, catheter ablation, or mini maze surgery, you don’t have to take "no" for an answer. You can push back by requesting a "coverage determination" or submitting an appeal.
To learn how, read: How to Push Back if Medicare or Other Health Insurance Says "No" to Atrial Fibrillation Treatment