Dear 'Patient's Name',

We trust that you will find all to be in order and look forward to being of service to you again soon. We recently noticed an overpayment on your account, and we would like to bring it to your attention.

On 'Date', you made a payment of $100, which has resulted in an overpayment of $70.45. Our sales bookkeeper has already credited this amount to your account, leaving a balance of only $29.55.

If you wish to receive the above-said amount in cash, please contact Jane Doe at 555-5555 and inform her of your preference. Jane will be pleased to answer any queries you may have about our billing procedures.

Alternatively, we would be happy to send you a refund check for $72.45. You can also choose to have this amount credited back to your account.

Please note that we have enclosed a copy of your last billing statement with this letter. If you did not receive it earlier, please contact Jane telephonically to discuss further.

We would appreciate it if you could confirm whether you are aware of the overpayment and let us know how you would like to proceed. You can choose from the options mentioned above or let us know if you have any other preferences.

Thank you for your recent payment, and we look forward to serving you better in the future.

Sincerely,

'Your Name'

Please find attached a copy of your last billing statement for your reference.

This letter is designed to inform patients about an overpayment on their account and provide them with options to receive their refund or have it credited back to their account. It also encourages them to contact Jane Doe if they have any questions about the billing procedure.

Sample letter to inform patients