All payments for services provided on or after 9/1/22 will be billed by and collected by Dr. Rougas and the current staff of Dermatology Associates of Edmond. Payment can be made according to the instructions on your bill, or contact us at (405) 216-5444. Please be aware that all payments due for services provided prior to 9/1/2022 will be billed by and collected by Glenn Koester, MD, and payment should NOT be made to Dermatology Associates of Edmond medical practice after 8/31/2022. Payment can be made according to the instructions on your bill, or contact us at Koester@coxinet.net.