We should be able to see past bills sent to patients so we can help explain the patient's bill to them or for researching what was sent to the patient. Ledgers change all the time and being able to see what they see makes for a smoother conversation.
Thank you for the recommendation, we are always looking for ways to improve the product.
There is a current feature that we recommend you to look at by browsing to our knowledgebase. please see the link and article below.