If you have any questions about your bill, please call the MAC Alliance billing department at 484-607-8141. You can also email us at firstname.lastname@example.org. Faxes can be sent to 610-792-2779.
We offer several easy ways for you to make your payments.
Mail Your Payment
Mail payments to:
Hockessin Walk-in Medical Care
DBA MAC Concussion Centers
PO Box 1734
Hockessin, DE 19707
Please be sure to note your name and account number on the lower left of your check. You can alternatively fill out our credit card information on your invoice and return to us at the above address.
We partner with the First Data Corporation, a global payment technology solution that allows for secure, fast and easy transactions. Please call us at 484-607-8141 for log-in information.
In- Person Payments
Payments can be made at your next visit or at your local MAC Center.