For your convenience we accept cash, check, MasterCard, Visa, American Express, Discover or Care Credit Financing. Payment is due at the time service is rendered unless other arrangements have been made in advance. If you have questions regarding your account, please contact us immediately at St. Charles Office Phone Number 630-377-1010 . Many times, a simple telephone call will clear any misunderstandings. Accounts with any balance due will receive a statement, the balance due should be paid upon receipt. Prompt remittance is very much appreciated. All accounts with a balance due beyond 90 days will incur a rebilling charge, at 1-1/2% per month or 18% annually. Please call our office if you have insurance and your statement does not reflect any insurance payment. We can make arrangements for a monthly payment plan but this must be done prior to the actual procedure.